Argentine boxer, Sergio Martinez managed to retain his world champion middle-class version of the WBC, Sunday, November 21, 2010. Martinez hit KO challenger Paul Williams in the second round.
Fighting at Boardwalk Hall, Atlantic City, New Jersey, United States, Martinez had received resistance from Williams. But in the second round, his left hook landed badly on the chin Williams.
Fighting at Boardwalk Hall, Atlantic City, New Jersey, United States, Martinez had received resistance from Williams. But in the second round, his left hook landed badly on the chin Williams.
