cambridge August 18, 2020 12:13 pm Bicyclist Struck, Killed by Tractor-Trailer in Cambridge A bicyclist was killed Tuesday by a tractor-trailer truck in Cambridge, Massachusetts, police said. US & World Videos 0:45 Karen Read trial Day 3: Witness testimony resumes 1:56 Campus unrest continues at Boston schools 2:03 Man shot by police in Raynham pointed gun at officers, bodycam footage shows 2:10 Celtics crush Heat in Game 5 to advance in NBA playoffs 3:51 Lawrence fire officials say illegal apartments are a safety concern