Tito Ortiz tweeted on his Twitter account yesterday that Mark Coleman has pulled out of their scheduled fight at UFC 106 in Las Vegas on November 21.Ortiz and Coleman were supposed to be the co-main event on the show. The main event that evening will be between Brock Lesnar and Shane Carwin.Ortiz tweeted "Coleman,coleman,coleman to bad he sissies out!!!"Coleman's friend, Michael DiSabato, said that Coleman suffered a second degree tear of his MCL and asked to postpone the fight ...