Three firefighters were injured, one seriously, after a natural gas explosion led to a fire Monday at a commercial building on Amherst Street in Nashua.

Crews are currently battling a large fire after a natural gas line exploded at a commercial building in Nashua, New Hampshire.

Madison firefighters found a gas line on fire near Leopold Elementary Tuesday night. The fire was reported just before 9 p.m. in the 2600 block of Post Road. Crews arrived on scene to find flames in a ...