Las Vegas,Nevada --- (center L-R)  Former Lightweight champion Brandon "Bam Bam" Rios and Mike Alvarado pose with undercard feature fighters : Terrence Crawford(L) and Bredis Prescott (R)   during the final press conference Thursday in Las Vegas for their upcoming exciting rematch of their 2012 Fight of the Year-nominated fight. Rios-Alvarado II will take place, Saturday, March 30 at the Mandalay Bay Events Center in Las Vegas, Nev.  Promoted by Top Rank®, in association with Tecate, this Junior Welterweight championship rumble will be televised live on HBO Boxing After Dark®. --- Photos by Chris Farina/Top Rank.