Julio Cesar Chavez Sr says he would've KO'ed Floyd Mayweather inside 12 rounds<br /><br />Julio Cesar Chavez Sr video interview<br />Chavez Sr video interview<br />Floyd Mayweather<br />Mayweather<br />Julio Cesar Chavez Mayweather<br />Chavez Sr Mayweather<br />Chavez Sr Mayweather KO<br /><br />For more Boxing and MMA videos log onto http://www.fighthubtv.com<br />Like us:http://on.fb.me/xWRC1f<br />follow us:http://bit.ly/wACkIv<br />Boxing videos! MMA videos! uploaded daily! Subscribe:http://goo.gl/vnzIb
