By Ryan Burton
BoxingScene.com has been advised that Ryan Davis failed his pre-fight eye exam and will no longer be facing junior middleweight Deandre Latimore on Friday night at the Hard Rock in Las Vegas. Latimore-Davis is the ShoBox's televised co-feature. Mayweather Promotions has secured Milton Nunez (23-3-1, 21KOs) as the replacement. In the main event, Jessie Vargas makes his welterweight debut against tough veteran Lanardo Tyner.