October 19, 2019 6:30 pm 11K Athletes at 55th Head of the Charles Regatta It’s a Boston tradition with a rich history, and there are 11,000 athletes representing 24 countries in 66 events at the 55th annual Head of The Charles regatta. 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