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Associated Press
A truck that belonged to fallen Massachusetts Institute of Technology police officer Sean Collier is part of a funeral procession as it departs St. Patrick's Church in Stoneham, Mass., following a funeral Mass for Collier, Tuesday, April 23, 2013. Collier was fatally shot on the MIT campus Thursday, April 18, 2013. Authorities allege that the Boston Marathon bombing suspects were responsible. (AP Photo/Steven Senne)

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