Authorities in Baltimore County were responding to a report of a train derailment in the White Marsh area that caused a loud explosion and sent a plume of white smoke into the sky that could be seen clearly from downtown Baltimore. Baltimore County police posted to Twitter that a cargo train had derailed in the 7500 block of Lake Drive, near an industrial park. Initial reports were that no one was hurt, but hazardous material teams were responding to the scene. Several industrial buildings were reported to have collapsed, and police were diverting traffic from Pulaski Highway.