The leak in Hayward, Calif., started after a construction crew struck a Pacific Gas and Electric underground gas line, according to the utility.

An aerial view shows the damage after an underground gas explosion occurred on Thursday, injuring six people in Hayward, Calif. (Tayfun Coskun / Anadolu via Getty Images) A natural gas line leak ...

Residents in the area said the explosion was thunderous, shaking their homes. They could hear the boom from the explosion and see the fire.

Fire breaks out on container ship anchored in Dubai's Jebel Ali port (via REUTERS) A huge explosion erupted on a container ship in Dubai at the biggest port in the Middle East. A fire caused by an ...

Dramatic home surveillance video captured the moment a house exploded in Albuquerque, New Mexico, on Sunday night, November 23. Albuquerque Fire Rescue said a “significant explosion” occurred on ...

This is the dramatic moment an explosion within a unit 'full of fireworks' forced a firefighter to run for cover. The firefighter was tackling a huge blaze at Manor Industrial Estate on Pleck Road on ...