Precision punching, slick defense pave path to WBO flyweight crown

As methodical as a surgeon and cool as an assassin, Zou Shiming punched his way to the vacant WBO world flyweight title on Saturday night in Las Vegas.

China's two-time Olympic gold medalist from Zunyi, Guizhou province, was all but perfect in pounding out a 12-round decision over Thailand's Prasitsak Phaprom on the undercard of Manny Pacquiao's welterweight title triumph over Jessie Vargas at the Thomas and Mack Center.