The 2013 investigation was opened after he made comments to coworkers about being a member of Hezbollah and having family connections in al-Qaeda, which resulted in his employer G4S removing Mateen from his post and the county sheriff reporting him to the FBI.
The 2013 investigation was opened after he made comments to coworkers about being a member of Hezbollah and having family connections in al-Qaeda, and that he had ties to the Fort Hood shooter and the then-suspects of the Boston Marathon bombing. The comments resulted in his employer G4S removing Mateen from his post and the county sheriff reporting him to the FBI.