NTSB investigation: PG&E says crews attempted to alert residents before Hayward gas explosion

NTSB investigation: PG&E says crews attempted to alert residents before Hayward gas explosion

Before a home near Hayward exploded last month and sent three people to the hospital with serious injuries, Pacific Gas & Electric crews knocked on doors to alert anyone inside the home of a gas leak in the area, but no one responded, according to a preliminary report released Thursday by federal investigators. The National Transportation Safety Board report also found that a PG&E worker turned away firefighters responding to the leak because ut…