Boston.com Items from Boston Marathon bombings memorial to be displayed to mark 6 months since attacks Items preserved from the memorial that grew around Copley Square in the days after the Boston Marathon bombings will be displayed at a free, public exhibit at Northeastern University on Tuesday, six months after the April 15 attacks. The exhibit will be open from 1 to 8 p.m. at the Snell Library at 360 Huntington […]