Moments ago, at a press conference held in Buenos Aires, Argentina, middleweight king Sergio Martinez made a shocking announcement, informing the media in attendace that not only will he no longer defend his WBC diamond belt, but he’s also not interested in fighting on HBO. “I’m not going to defend the Diamond Belt anymore. The only title I’m going to defend from now on was the one I conquered after beating Kelly Pavlik, which is the Ring Magazine title…I won’t ever defend the WBC again,” Martinez explained. “I’m not a hostage!”