April 15, 2016 6:10 pm Boston Marks 3rd Anniversary of Marathon Bombings Boston marked the third anniversary of the deadly 2013 marathon bombings with subdued remembrances on Friday. US & World Videos 1:23 Canton firefighter testifies in Karen Read murder trial 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