Former two-time middleweight world titlist Daniel Jacobs made a successful debut in the super middleweight division as he made the overweight Julio Cesar Chavez Jr. quit after the fifth round on Friday night at Talking Stick Resort Arena in Phoenix.
When the fight ended abruptly with Chavez, the favorite of the largely Mexican crowd, refusing to go on, spectators rained boos on him and pelted the ring with debris. When Chavez left the ring, people in the crowd of about 10,000 continued to throw things at him in an ugly scene.
This article was originally published by Espn.com. Read the original article here.