How did Orlando gunman Omar Mateen become a sadistic madman? His own father has insisted there were no signs of the rage that would one day unfold, but Breaking Celebrity News has learned his family has a violent past. Mateen's own mother, Shahla Mateen, was once arrested and charged with battery for assaulting her husband!

Shahla, 59, was taken into police custody after she attacked her husband, Seddique Mir Mateen, on Dec. 7, 2002, according to court documents exclusively obtained by Breaking Celebrity News.