MMA Fighting brings you UFC 173 play-by-play and more for the Barao vs. Dillashaw fight card. Tonight's event is headlined by a fight between UFC bantamweight champion Renan Barao and T.J. Dillashaw. This bout is scheduled for five, five-minute rounds. Also appearing on the main card are Daniel Cormier vs. Dan Henderson, Robbie Lawler vs. Jake Ellenberger, Takeya Mizugaki vs. Francisco Rivera, and Jamie Varner vs. James Krause. Tonight's fights take place at the MGM Grand Garden Arena in Las Vegas, Nev.