The man known as “The Showstopper” hasn’t had an easy run thus far in his Fight Nights Global career, but that isn’t doing anything to dampen his expectations ahead of his next appearance. “ David Khachatryan is very dangerous, but people with this aggressive fighting style bring out the best in me,” Peter Queally said. “No man has ever been able to stop him his entire career, and no man has ever been able to stop me my entire career