A mixed martial arts (MMA) fighter with a passion for identifying possible child predators has been credited with exposing another suspect in South Florida. 

 This time, Dustin Lampros, founder of 561 Predator Catchers, used a decoy posing online as a 13-year-old boy, according to a court report filed by Delray Beach Police. Lampros seeks to identify suspected sexual predators by engaging them in online conversations with people posing as children. He and his associates surprise the targets of