By Shannon Young syoung@repub.com U.S. Sens. Elizabeth Warren and Ed Markey, D-Massachusetts, urged Columbia Gas officials Thursday to provide information on the number of residents who remain displaced and homes deemed uninhabitable following last month’s  Merrimack Valley gas explosions. The senators, who said they have received inconsistent or incomplete data since the Sept. 13 explosions, pressed Columbia Gas of … Continue reading Springfield Republican: US Sens. Elizabeth Warren, Ed Markey request info on homes damaged, residents displaced by Merrimack Valley gas explosions