By Marcelino Castillo, notifight.com

The #5 world ranked flyweight under the International Boxing Federation, Panamanian Luis Rios was called to participate in world flyweight final eliminator for the IBF. Rios (17-1, 12KOs) was scheduled to return on September 1 at the Arena Roberto Duran in Panama, facing rising prospect Felix Alvarado (14-0, 11KOs).

Because of the IBF's new opportunity, Rios has stepped away from the Alvarado contest. Rios' opponent has not been determined as of yet by the IBF. In his last fight, Rios avenged his only career loss with fourth round TKO of Luis Carillo on April 26th.