April 24, 2018 5:50 pm Three NH Officer Ride for Fallen Three southern New Hampshire police officers are riding bikes in 21st annual Police Unity Tour to remember their fallen colleagues. US & World Videos 2:50 Community mourns Billerica police sergeant killed on duty 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