Brandon Rios 147 vs. Diego Chavez 148

Tonights’s Boxing After Dark split-site telecast begins at 9:45 p.m. (ET/PT) kicking off from The Chelsea at The Cosmopolitan of Las Vegas.

In the opening bout, Jessie Vargas (24-0, 9 KOs) squares off against Anton Novikov (29-0, 10 KOs) in a 12-round super lightweight title fight.

The evening’s main event features Brandon Rios (31-2-1, 23 KOs) as he takes on Diego Chaves (23-1, 19 KOs) in a 10-round welterweight matchup.

Photos: Ed Mulholland/HBO

Official Weights from Las Vegas:

Brandon Rios: 147 lbs.
Diego Chaves: 148 lbs.

Jessie Vargas: 139.8 lbs.
Anton Novikov: 139.4 lbs.

Immediately following Vargas-Novikov, Boxing After Dark airs live from Atlantic City showcasing Sergey Kovalev and Blake Caparello.

Join the conversation on Twitter using #RiosChaves