Merrimack Valley September 19, 2018 7:16 am Boston Officials Talk Gas Leaks After Explosions The Merrimack Valley explosions will be a topic of discussion among Boston City Councilors as they discuss taking preventative measures against gas leaks. US & World Videos 2:36 Celtics blow out Cavs in Game 1 2:12 Flowers missing from memorial for fallen Marine in Lynn 2:05 MIT students suspended amid pro-Palestinian protests 0:21 Man arrested in Centerville stabbing that sent victim to hospital 2:09 Police investigate reports of shots fired in Mattapan