By Sean Jones: Yuriorkis Gamboa’s right Achilles is a full tear, not a partial one, from his fight last December against Gervonta ‘Tank’ Davis. Instead of Gamboa (30-3, 18 KOs) being able to treat his injured ankle with rest and rehabilitation, he’ll require surgery to fix the problem. (Photo credit: Amanda Westcott/SHOWTIME) Gamboa and Davis […]