The junkies from Boxing Junkie, Bob Velin and Mike Coppinger, give their breakdown of the May 7 fight between Saul "Canelo" Alvarez and Amir Khan in Las Vegas. Bob and Mike also look back at the April 30 fights in D.C., Thomas Williams' big knockout of Edwin Rodriguez and the chances for a Floyd Mayweather comeback.For all of our coverage, visit boxingjunkie.usatoday.com.