December 23, 2018 7:40 am Crews Battling 3-Alarm Fire in Cambridge Fire crews in Cambridge, Massachusetts are battling a 3-alarm fire. US & World Videos 1:40 Motorcyclist accused in deadly hit-and-run pleads not guilty 4:13 Mental health accommodations are protected by law, but some say discrimination persists 2:19 First responders testify in Karen Read murder trial 2:34 Lynn father charged after 7-year-old ingests fentanyl 2:18 More communities push back against MBTA zoning law