November 14, 2017 6:30 am Several Greek Organizations Accused of Violating Policy Officials at Tufts University in Medford, Massachusetts say more than half of the sororities and fraternities on campus violated policy on alcohol abuse and sexual harassment. US & World Videos 4:32 Anti-war protester at Northeastern speaks amid arrests: ‘We are peaceful students' 10:42 Multiple people arrested as police clear campus encampments 1:40 Heavy police presence near on-campus protests 4:17 Police presence grows at pro-Palestinian encampment at Northeastern 5:39 Billerica police sergeant hit and killed by excavator during construction detail