Watch the live video of the weigh-in for the Brandon Rios-Mike Alvarado rematch right here. The streaming webcast begins at 6:00 p.m. ET/3:00 p.m. ET today. Rios and Alvarado will be called to the scales promptly at 6:15 p.m. ET/3:15 p.m. PT. The main event will be followed by the co-featured bout, Terence Crawford and Breidis Prescott, then 2012 U.S. Olympian Jose Ramirez and his opponent.