With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: The scene on Act of Valor where a terrorist kills the U.S. ambassador occurs in Cambodia .
text_B: In Cambodia , a terrorist kills the U.S. ambassador , his son , and dozens of children , using a vehicle-borne IED at an elementary school .
SUPPORTS.