The London-based security company that employed the Florida nightclub shooter says it received one complaint about him during his nine years of employment. G4S spokesman Nigel Fairbrass said Wednesday that it was the only complaint about Mateen since he was hired in 2007. The FBI is checking reports that Mateen frequented a gay dance club in Orlando before going on a murderous rampage there. The Latest on the massacre at a gay Orlando nightclub (all times local):6:45 a.m. The 2013 complaint prompted G4S to transfer Omar Mateen.

Source: Fox News June 15, 2016 10:41 UTC