American boxer ... at Mexican boxer Francisco Vargas when he entered the ring Thursday in red-white-and-blue trunks featuring a brick-wall pattern that read "America 1st" across the belt.

Changes in the Mexican boxer's preparation Canelo vs GGG III will take place on September 17 and will be in dispute for the WBO, WBA, WBC and IBF super middleweight title belts, held by the Mexican.