Boston Celtics May 1, 2023 11:16 pm Celtics Fans Disappointed by Game 1 Loss to 76ers Boston is down 1-0 in the Eastern Conference Semifinals after a home loss to Philadelphia. US & World Videos 1:00 Three dead in apparent murder-suicide in Lowell 3:05 100 protesters detained at Northeastern University 2:39 Community mourns police sergeant killed on duty 2:50 Community mourns Billerica police sergeant killed on duty 4:32 Anti-war protester at Northeastern speaks amid arrests: ‘We are peaceful students'