SAO PAULO – Saturday’s UFC Fight Night 137 ended quite well for Francisco Trinaldo , who has now officially – and violently – recovered from a loss to James Vick. But what people probably couldn’t tell by watching his shutdown of Evan Dunham (18-8-1 MMA, 11-8-1 UFC), which came via a vicious knee to the body , is that Trinaldo (23-6 MMA, 13-5 UFC) came close to pulling out of the FS2-televised lightweight bout. In fact, Trinaldo told reporters backstage at Ibirapuera Gymnasium, he thought of canceling four times, due to a broken tooth that he says caused him the worst pain he’s felt in his life. “I spent a week with tooth pain,” Trinaldo said. “I trained, I couldn’t sleep. I disappeared from the gym.