EX-BOXING world champion Sergio Martinez has lifted the lid on a "wild" relationship he had with a porn star. Martinez, 48, held world titles in both welterweight and middleweight divisions.

And at the turn of the previous decade, no boxer provided a better entrée to the fight game’s glories, low points and vicissitudes than Sergio “Maravilla” Martinez. Martinez burst into the ...

Last night at the Thomas & Mack Center in Las Vegas, Sergio "Maravilla" Martinez put on a boxing clinic for 11 rounds against Julio Cesar Chavez Jr. He was faster. He was stronger. He was simply ...