The National Transportation Safety Board is investigating an explosion at a Pennsylvania nursing home that killed two people, injured 20 others and left the building unlivable just before Christmas.

A natural gas leak in Castaic in Southern California forced major shutdowns and raised concerns for nearby communities. All ...

Authorities were responding Saturday to reports of a gas line explosion near the 5 Freeway in Castaic. LA County firefighters ...

The natural gas pipeline that ruptured on Saturday afternoon, temporarily closing the 5 Freeway and forcing thousands of ...

Crews are still working in Castaic after a large natural gas transmission line explosion earlier, but officials say the ...

Crews are assessing the damage from a massive break in a natural gas line. It's still unclear what caused the rupture, which ...

The cause is preliminarily believed to be a natural gas leak, with utility workers at the scene because of a gas odor when ...

Roads on the 5 Freeway were reopened after a gas line rupture in Castaic shut down lanes for several hours Saturday, causing ...

The Michigan-based owners of Rainbow Terrace apartments say the experts they hired found no conditions within the building ...

Several lanes of the 5 Freeway were closed and a shelter-in-place order was issued to residents in Castaic, California, after ...

Federal and state officials have repeatedly investigated and fined the utility for gas-safety incidents in recent years.