Diego Chaves plans on brawling with Rios in the center of the ring tonight

(Photo credit: Ed Mulholland/HBO) By Dan Ambrose: #10 IBF Diego Chaves (23-1, 19 KOs) plans on finding out what Brandon Rios (31-2-1, 23 KOs) has left in the tank tonight by taking the fight to Rios in the center of the ring and testing his chin in a way that he's not been tested before. […]