Explosion at Pennsylvania senior home leaves at least 2 dead, search ongoing

Search and rescue efforts remained underway Tuesday after an explosion and partial building collapse at a senior living facility in Bristol, Pennsylvania, left at least two people dead, according to Gov. Josh Shapiro, and trapped multiple others inside.

"There are investigations underway as to what caused that explosion…We believe, preliminarily, that there was a gas leak that led to that," the governor said during a news conference Tuesday evening. "The explosion was really quite catastrophic.