South Philly explosion caused by crack in gas main, officials say
An investigation into exactly how the crack formed in the 92-year-old pipe remains ongoing.
Damage is visible at the scene where an explosion and fire Thursday left several homes destroyed on the 1400 block of South 8th St. in Philadelphia on Friday, Dec. 20, 2019. Two people were killed following the blast.Read moreTIM TAI / Staff Photographer