Military Police arrive in armoured vehicles at the parking lot of the Arsenal Mall on April 19, 2013 in Watertown, Massachusetts. (Getty Images)
MIT police officer Sean Collier was shot to death Thursday night, April 18, 2013. (USA Today)
CAMBRIDGE, MA (USA Today) -- MIT police officer Sean Collier, 26, of Somerville, Mass., died last night after two men fired gun shots at Collier, who responded to a disturbance on the campus.
MIT police chief John DiFava said Collier was "a dedicated officer who was extremely well liked by his colleagues and the MIT community," according to a press release from the Middlesex District Attorney office.
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Massachusetts General Hospital pronounced Collier dead upon arrival last night after 10:30 p.m. when he was found between Vassar and Main streets, 10 minutes after the first reports of gun shots on the MIT campus
Collier worked in the Somerville Police Department information technology department before he joined the MIT police in January 2012, Somerville Mayor Joesph Curtatone said.
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"He was an outstanding employee for us," Curtatone said. "I have no doubt he was also an incredible officer for MIT."
Collier was among the top candidates to be appointed to the Somerville Police Department, before he began at MIT, Curtatone said. Even after he switched employment, he helped maintain the Somerville Police Department website, which he had helped build.
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Somerville police are helping regional authorities with the ongoing manhunt, but Somerville residents are in no immediate danger, Curtatone said.