Explosion in downtown Youngstown, Ohio, leaves 2 missing and multiple injured CBS PittsburghSLIDESHOW & VIDEO: Coroner on scene at Chase Bank following explosion WFMJ7 injured, 2 missing after explosion rocks downtown Youngstown, Ohio Yahoo! VoicesUPDATED: Lower floors of downtown skyrise explode; 7 people injured, 2 are missing Youngstown Vindicator