Massachusetts September 21, 2018 6:55 pm Columbia Gas Sets 2-Month Deadline to Restore Gas It will be two months before gas service is restored to residents after the gas explosions in Merrimack Valley. US & World Videos 1:40 Heavy police presence near on-campus protests 4:17 Police presence grows at pro-Palestinian encampment at Northeastern 5:39 Billerica police sergeant hit and killed by excavator during construction detail 2:31 Celtics preparing for pivotal Game 3 against Heat in Miami 2:37 Quincy detective resigns amid allegations of ‘unwelcome, sexually explicit conduct'