EAST BOSTON July 16, 2019 9:30 am Emergency Crews Respond to Hazmat in East Boston Emergency crews responded to a Level 2 hazmat at an East Boston home. US & World Videos 1:29 Sumner Tunnel in Boston to close for one month 2:17 Police testimony continues in Karen Read murder trial 2:03 Mass. school officials threaten to suspend student protesters 2:13 Karen Read trial Day 6: Witness testimony resumes 4:02 ‘To Catch a Contractor' series leading to changes