Andre Berto's thick hands drum out a rhythm on the table, and his words accelerate slightly as he proclaims his innocence. Even after a failed doping test earlier this year, the former welterweight champion insists he has always been a clean fighter.
Josesito Lopez has risen from near-anonymity to the heights of boxing this summer, fighting his way into a big-money Las Vegas showdown with beloved Mexican champion Saul "Canelo" Alvarez.

Joe Frazier, the former heavyweight champion who handed Muhammad Ali his first defeat yet had to live forever in his shadow, has died after a brief final fight with liver cancer. He was 67.

Floyd Mayweather Jr. remained unbeaten Saturday night by knocking out Victor Ortiz with a right hand late in the fourth round.