Photo Gallery: Boston manhunt: Friday, April 19, 2013 1/60

Law enforcement officers on heightened alert pulled over a black car with Massachusetts license plates in Niagara Falls N.Y. , Friday, April 19, 2013.  Trooper Jeffrey Bebak says that a state police bomb disposal team is using a robot to remove items from the car that was stopped earlier in the morning. Bebak says two men are being questioned by police but he has no other details. The response came amid an intense manhunt in Massachusetts one of the Boston Marathon bombers. (AP Photo/The Buffalo News, Derek Gee)  ORG XMIT: NYBUE102