WATCH: New video showcases explosion from interior of Realty Tow WFMJInvestigators say there were only 6 minutes between gas line cut and building explosion WKBN.comBlast brings shock, pride | News, Sports, Jobs Youngstown VindicatorNTSB: Crew cut gas line they thought was turned off 6 minutes before deadly Youngstown building explosion WKYC.comNTSB gives latest update on Youngstown building explosion Cleveland 19 News