Boston September 14, 2018 12:20 pm Continuing Coverage of Fires in Merrimack Valley Coverage continues from Lawrence, Andover and North Andover, where roughly 70 gas fires and explosions were reported on Thursday. NBC10 Boston’s Jeff Saperstone is live in Lawrence. US & World Videos 2:09 President of MIT calls for shutting down pro-Palestinian encampments 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