July 12, 2016 1:30 pm VIDEO: Bernie Sanders Endorses Hillary Clinton in New Hampshire It’s official: Bernie Sanders has endorsed former Democratic rival Hillary Clinton for president. US & World Videos 3:05 100 protesters detained at Northeastern University 2:39 Community mourns police sergeant killed on duty 4:32 Anti-war protester at Northeastern speaks amid arrests: ‘We are peaceful students' 5:39 Billerica police sergeant hit and killed by excavator during construction detail 2:30 Arrests made in string of home break-ins targeting Asian-Americans