<page_title> 113th United States Congress </page_title> <section_title> House of Representatives </section_title> <table> <cell> Ed Markey (D) <col_header> Vacator </col_header> </cell> <cell> Resigned July 16, 2013, having been elected to the United States Senate in a special election. A special election was held December 10, 2013. <col_header> Reason for change </col_header> </cell> <cell> Katherine Clark (D) <col_header> Successor </col_header> </cell> <cell> December 12, 2013 <col_header> Date of successor's formal installation </col_header> </cell> </table>
Ed Markey (D) served as representative until July 2013 and Katherine Clark (D) succeeded him from December 12, 2013.