JESSICA RINALDI / Reuters
April 19, 2013
SWAT teams enter a suburban neighborhood to search for the remaining suspect in the Boston Marathon bombings in Watertown, Massachusetts April 19, 2013. Two Boston bomb suspects were named as brothers, Dzhokhar A. Tsarnaev, 19, and his brother Tamerlan Tsarnaev, 26, a U.S. national security official said on Friday. The official said the older brother died in a shootout with police and the younger one was being sought in a house-to-house search for in the Boston suburb of Watertown.