Gas leak causes explosion, massive fire in west Columbus

Columbus Fire crews are battling massive flames from an open gas line that ignited along West Broad Street, causing an explosion.The blast leveled the Domino’s restaurant in the area, but everyone made it out safe.Columbia Gas crews are working to find an underground valve to shut off the gas. Gas continues to spill out, adding to the fire.The explosion, which witnesses say sounded like a 'sonic boom' happened in the 2800 block of West Broad Street, near a Walgreens and a Post Office.The a