Shootings In Cambridge, Watertown Draw Massive Police Response
MIT Police Officer Shot On College Campus
Police with guns drawn search for a suspect on April 19, 2013 in Watertown, Massachusetts. (Mario Tama/Getty Images)
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
MIT Police Officer Shot On College Campus
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
A military vehicle. (CBS)
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
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Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
US-ATTACKS-BOSTON
US-ATTACKS-BOSTON
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
People are evacuated from a home near to a home police thought the one remaining suspect might have been hiding on April 19, 2013 in Watertown, Massachusetts. (Mario Tama/Getty Images)
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
Shootings In Cambridge, Watertown Draw Massive Police Response
