Three firefighters were injured when a natural gas leak caused an explosion and fire at a New Hampshire mental health center, but the building’s tenants and clients all evacuated safely.

A gas line to the building was shut off by utility crews, and the fire was deemed under control by 6 p.m. Monday.

Officials gave an update in the natural gas explosion that sent three firefighters to a hospital in Nashua, New Hampshire at<a class="excerpt-read-more" href=" More

Falling ice that potentially damaged a gas line could be the reason behind a natural gas explosion in Nashua, according to officials.

Emergency alert issued due to gas leak near 440 Amherst Street in Nashua, New Hampshire amid reports of 4th alarm fire and explosion at building.

The fire marshal's office is investigating the cause of the fire.

Nashua Fire Chief Steve Buxton and State Fire Marshal Sean Toomey gives updates about the fire and explosion and a news conference Monday evening.