diff --git a/src/main/java/com/lob/protocol/response/CheckResponse.java b/src/main/java/com/lob/protocol/response/CheckResponse.java
index df85aaff..373c6ab6 100644
--- a/src/main/java/com/lob/protocol/response/CheckResponse.java
+++ b/src/main/java/com/lob/protocol/response/CheckResponse.java
@@ -21,7 +21,9 @@ public class CheckResponse extends AbstractLobResponse {
     @JsonProperty private final BankAccountResponse bankAccount;
     @JsonProperty private final String message;
     @JsonProperty private final String url;
-    @JsonProperty private final TrackingResponse tracking;
+    @JsonProperty private final String carrier;
+    @JsonProperty private final String trackingNumber;
+    @JsonProperty private final List<TrackingEventResponse> trackingEvents;
     @JsonProperty private final DateTime expectedDeliveryDate;
     @JsonProperty private final List<ThumbnailResponse> thumbnails;
 
@@ -36,7 +38,9 @@ public CheckResponse(
             @JsonProperty("bank_account") final BankAccountResponse bankAccount,
             @JsonProperty("message") final String message,
             @JsonProperty("url") final String url,
-            @JsonProperty("tracking") final TrackingResponse tracking,
+            @JsonProperty("carrier") final String carrier,
+            @JsonProperty("tracking_number") final String trackingNumber,
+            @JsonProperty("tracking_events") final List<TrackingEventResponse> trackingEvents,
             @JsonProperty("description") final String description,
             @JsonProperty("date_created") final DateTime dateCreated,
             @JsonProperty("date_modified") final DateTime dateModified,
@@ -54,7 +58,9 @@ public CheckResponse(
         this.bankAccount = bankAccount;
         this.message = message;
         this.url = url;
-        this.tracking = tracking;
+        this.carrier = carrier;
+        this.trackingNumber = trackingNumber;
+        this.trackingEvents = trackingEvents;
         this.expectedDeliveryDate = expectedDeliveryDate;
         this.thumbnails = thumbnails;
     }
@@ -95,8 +101,16 @@ public String getUrl() {
         return url;
     }
 
-    public TrackingResponse getTracking() {
-        return tracking;
+    public String getCarrier() {
+        return carrier;
+    }
+
+    public String getTrackingNumber() {
+        return trackingNumber;
+    }
+
+    public List<TrackingEventResponse> getTrackingEvents() {
+        return defensiveCopy(this.trackingEvents);
     }
 
     public DateTime getExpectedDeliveryDate() {
@@ -119,7 +133,9 @@ public String toString() {
             ", bankAccount=" + bankAccount +
             ", message='" + message + '\'' +
             ", url='" + url + '\'' +
-            ", tracking=" + tracking +
+            ", carrier='" + carrier + '\'' +
+            ", trackingNumber='" + trackingNumber + '\'' +
+            ", trackingEvents='" + trackingEvents + '\'' +
             ", expectedDeliveryDate=" + expectedDeliveryDate +
             ", thumbnails=" + thumbnails +
             super.toString();
diff --git a/src/main/java/com/lob/protocol/response/LetterResponse.java b/src/main/java/com/lob/protocol/response/LetterResponse.java
index 23a494cb..dc571616 100644
--- a/src/main/java/com/lob/protocol/response/LetterResponse.java
+++ b/src/main/java/com/lob/protocol/response/LetterResponse.java
@@ -9,6 +9,8 @@
 import java.util.List;
 import java.util.Map;
 
+import static com.lob.Util.defensiveCopy;
+
 public class LetterResponse extends AbstractLobResponse {
     @JsonProperty private final LetterId id;
     @JsonProperty private final AddressResponse to;
@@ -24,7 +26,9 @@ public class LetterResponse extends AbstractLobResponse {
     @JsonProperty private final String url;
     @JsonProperty private final DateTime expectedDeliveryDate;
     @JsonProperty private final List<ThumbnailResponse> thumbnails;
-    @JsonProperty private final TrackingResponse tracking;
+    @JsonProperty private final String carrier;
+    @JsonProperty private final String trackingNumber;
+    @JsonProperty private final List<TrackingEventResponse> trackingEvents;
 
     @JsonCreator
     public LetterResponse(
@@ -42,7 +46,9 @@ public LetterResponse(
             @JsonProperty("url") final String url,
             @JsonProperty("expected_delivery_date") final DateTime expectedDeliveryDate,
             @JsonProperty("thumbnails") final List<ThumbnailResponse> thumbnails,
-            @JsonProperty("tracking") final TrackingResponse tracking,
+            @JsonProperty("carrier") final String carrier,
+            @JsonProperty("tracking_number") final String trackingNumber,
+            @JsonProperty("tracking_events") final List<TrackingEventResponse> trackingEvents,
             @JsonProperty("description") final String description,
             @JsonProperty("date_created") final DateTime dateCreated,
             @JsonProperty("date_modified") final DateTime dateModified,
@@ -63,7 +69,9 @@ public LetterResponse(
         this.url = url;
         this.expectedDeliveryDate = expectedDeliveryDate;
         this.thumbnails = thumbnails;
-        this.tracking = tracking;
+        this.carrier = carrier;
+        this.trackingNumber = trackingNumber;
+        this.trackingEvents = trackingEvents;
     }
 
     public LetterId getId() { return id; }
@@ -94,9 +102,13 @@ public LetterResponse(
 
     public DateTime getExpectedDeliveryDate() { return expectedDeliveryDate; }
 
-    public List<ThumbnailResponse> getThumbnails() { return thumbnails; }
+    public List<ThumbnailResponse> getThumbnails() { return defensiveCopy(this.thumbnails); }
+
+    public String getCarrier() { return carrier; }
+
+    public String getTrackingNumber() { return trackingNumber; }
 
-    public TrackingResponse getTracking() { return tracking; }
+    public List<TrackingEventResponse> getTrackingEvents() { return defensiveCopy(this.trackingEvents); }
 
     @Override
     public String toString() {
@@ -115,7 +127,9 @@ public String toString() {
                 ", url='" + url + "'" +
                 ", expectedDeliveryDate='" + expectedDeliveryDate + "'" +
                 ", thumbnails='" + thumbnails + "'" +
-                ", tracking='" + tracking + "'" +
+                ", carrier='" + carrier + "'" +
+                ", trackingNumber='" + trackingNumber + "'" +
+                ", trackingEvents='" + trackingEvents + "'" +
                 super.toString();
 
     }
diff --git a/src/main/java/com/lob/protocol/response/PostcardResponse.java b/src/main/java/com/lob/protocol/response/PostcardResponse.java
index 009ca6fa..1b49c5cc 100644
--- a/src/main/java/com/lob/protocol/response/PostcardResponse.java
+++ b/src/main/java/com/lob/protocol/response/PostcardResponse.java
@@ -10,6 +10,8 @@
 import java.util.List;
 import java.util.Map;
 
+import static com.lob.Util.defensiveCopy;
+
 public class PostcardResponse extends AbstractLobResponse {
     @JsonProperty private final PostcardId id;
     @JsonProperty private final String message;
@@ -20,7 +22,8 @@ public class PostcardResponse extends AbstractLobResponse {
     @JsonProperty private final String url;
     @JsonProperty private final DateTime expectedDeliveryDate;
     @JsonProperty private final List<ThumbnailResponse> thumbnails;
-    @JsonProperty private final TrackingResponse tracking;
+    @JsonProperty private final String carrier;
+    @JsonProperty private final List<TrackingEventResponse> trackingEvents;
 
     @JsonCreator
     public PostcardResponse(
@@ -33,7 +36,8 @@ public PostcardResponse(
             @JsonProperty("url") final String url,
             @JsonProperty("expected_delivery_date") final DateTime expectedDeliveryDate,
             @JsonProperty("thumbnails") final List<ThumbnailResponse> thumbnails,
-            @JsonProperty("tracking") final TrackingResponse tracking,
+            @JsonProperty("carrier") final String carrier,
+            @JsonProperty("tracking_events") final List<TrackingEventResponse> trackingEvents,
             @JsonProperty("description") final String description,
             @JsonProperty("date_created") final DateTime dateCreated,
             @JsonProperty("date_modified") final DateTime dateModified,
@@ -49,7 +53,8 @@ public PostcardResponse(
         this.url = url;
         this.expectedDeliveryDate = expectedDeliveryDate;
         this.thumbnails = thumbnails;
-        this.tracking = tracking;
+        this.carrier = carrier;
+        this.trackingEvents = trackingEvents;
     }
 
     public PostcardId getId() {
@@ -86,11 +91,15 @@ public DateTime getExpectedDeliveryDate() {
     }
 
     public List<ThumbnailResponse> getThumbnails() {
-        return thumbnails;
+        return defensiveCopy(this.thumbnails);
+    }
+
+    public String getCarrier() {
+        return carrier;
     }
 
-    public TrackingResponse getTracking() {
-        return tracking;
+    public List<TrackingEventResponse> getTrackingEvents() {
+        return defensiveCopy(this.trackingEvents);
     }
 
     @Override
@@ -105,7 +114,8 @@ public String toString() {
             ", url='" + url + '\'' +
             ", expectedDeliveryDate='" + expectedDeliveryDate + '\'' +
             ", thumbnails='" + thumbnails + '\'' +
-            ", tracking='" + tracking + '\'' +
+            ", carrier='" + carrier + '\'' +
+            ", trackingEvents='" + trackingEvents + '\'' +
             super.toString();
     }
 }
diff --git a/src/main/java/com/lob/protocol/response/TrackingEventResponse.java b/src/main/java/com/lob/protocol/response/TrackingEventResponse.java
index cfb99ebc..2c85b5ce 100644
--- a/src/main/java/com/lob/protocol/response/TrackingEventResponse.java
+++ b/src/main/java/com/lob/protocol/response/TrackingEventResponse.java
@@ -68,4 +68,4 @@ public String toString() {
             ", object='" + object + '\'' +
             '}';
     }
-}
\ No newline at end of file
+}
diff --git a/src/main/java/com/lob/protocol/response/TrackingResponse.java b/src/main/java/com/lob/protocol/response/TrackingResponse.java
index 2141c316..0138ba6a 100644
--- a/src/main/java/com/lob/protocol/response/TrackingResponse.java
+++ b/src/main/java/com/lob/protocol/response/TrackingResponse.java
@@ -9,9 +9,9 @@
 public class TrackingResponse {
     @JsonProperty("id") private final TrackingId id;
     @JsonProperty("tracking_number") private final String trackingNumber;
-	@JsonProperty("carrier") private final String carrier;
-	@JsonProperty("events") private final List<TrackingEventResponse> events;
-	@JsonProperty("object") private final String object;
+    @JsonProperty("carrier") private final String carrier;
+    @JsonProperty("events") private final List<TrackingEventResponse> events;
+    @JsonProperty("object") private final String object;
 
     @JsonCreator
     public TrackingResponse(
@@ -57,4 +57,4 @@ public String toString() {
             ", object='" + object + '\'' +
             '}';
     }
-}
\ No newline at end of file
+}
diff --git a/src/test/java/com/lob/client/test/CheckTest.java b/src/test/java/com/lob/client/test/CheckTest.java
index a3b058e3..a8a3af5b 100644
--- a/src/test/java/com/lob/client/test/CheckTest.java
+++ b/src/test/java/com/lob/client/test/CheckTest.java
@@ -44,12 +44,9 @@ public void testListChecks() throws Exception {
         final CheckResponse response = responseList.get(0);
 
         assertTrue(response instanceof CheckResponse);
-        assertNotNull(response.getTracking().toString());
-        assertNotNull(response.getTracking().getEvents());
-        assertNotNull(response.getTracking().getId());
-        assertNull(response.getTracking().getTrackingNumber());
-        assertNotNull(response.getTracking().getCarrier());
-        assertThat(response.getTracking().getObject(), is("tracking"));
+        assertNotNull(response.getTrackingEvents());
+        assertNull(response.getTrackingNumber());
+        assertNotNull(response.getCarrier());
         assertThat(responseList.getObject(), is("list"));
         assertNotNull(responseList.toString());
         assertNotNull(response.toString());
diff --git a/src/test/java/com/lob/client/test/JobTest.java b/src/test/java/com/lob/client/test/JobTest.java
index 54ebf972..8f6c1010 100644
--- a/src/test/java/com/lob/client/test/JobTest.java
+++ b/src/test/java/com/lob/client/test/JobTest.java
@@ -34,6 +34,11 @@ public void testListJobs() throws Exception {
         assertNotNull(responseList.toString());
         assertNotNull(response.toString());
         assertNotNull(response.getTracking());
+        assertNotNull(response.getTracking().getEvents());
+        assertNotNull(response.getTracking().getId());
+        assertNull(response.getTracking().getTrackingNumber());
+        assertNotNull(response.getTracking().getCarrier());
+        assertThat(response.getTracking().getObject(), is("tracking"));
     }
 
     @Test
diff --git a/src/test/java/com/lob/client/test/LetterTest.java b/src/test/java/com/lob/client/test/LetterTest.java
index 6511de28..f9914909 100644
--- a/src/test/java/com/lob/client/test/LetterTest.java
+++ b/src/test/java/com/lob/client/test/LetterTest.java
@@ -88,7 +88,9 @@ public void testCreateLetter() throws Exception {
         assertFalse(response.isReturnEnvelope());
         assertNull(response.getPerforatedPage());
         assertEquals(response.getThumbnails().size(), 1);
-        assertNotNull(response.getTracking());
+        assertNotNull(response.getTrackingEvents());
+        assertNull(response.getTrackingNumber());
+        assertNotNull(response.getCarrier());
         assertThat(response.getPages(), is(0));
         assertTrue(response.getId() instanceof LetterId);
         assertNull(response.getPrice());
diff --git a/src/test/java/com/lob/client/test/PostcardTest.java b/src/test/java/com/lob/client/test/PostcardTest.java
index 6ad64b16..6ce0dff8 100644
--- a/src/test/java/com/lob/client/test/PostcardTest.java
+++ b/src/test/java/com/lob/client/test/PostcardTest.java
@@ -180,14 +180,11 @@ public void testCreatePostcardLocalFile() throws Exception {
     @Test
     public void testTrackingEvents() throws Exception {
         final PostcardResponse response = client.getPostcard(PostcardId.parse("psc_d1f8830b03cde4ef")).get();
-        final TrackingResponse trackings = response.getTracking();
 
-        assertEquals(trackings.getId().toString(), "trk_b4bb17e6d0e5c3d4");
-        assertNull(trackings.getTrackingNumber());
-        assertEquals(trackings.getCarrier(), "USPS");
-        assertEquals(trackings.getEvents().size(), 1);
+        assertEquals(response.getCarrier(), "USPS");
+        assertEquals(response.getTrackingEvents().size(), 1);
 
-        final TrackingEventResponse event = trackings.getEvents().get(0);
+        final TrackingEventResponse event = response.getTrackingEvents().get(0);
 
         assertEquals(event.getName(), "Scanned");
         assertEquals(event.getLocation(), "14692");