Join MMA Nation tonight at 11 p.m. ET as we bring you live results for tonight's Strikeforce Challengers 18. The event takes place at The Pearl at The Palm Hotel and Casino in Las Vegas, Nevada. Tonight's fights will be televised on Showtime. In the main event, former UFC lightweight contender Jorge Gurgel faces Strikeforce veteran Joe Duarte.
Also appearing on the card and making her Strikeforce show debut is 2008 Olympic judo silver medalist Ronda Rousey. Jiu-jitsu black belt Milton Vieira will also make his Strikeforce debut. Strikeforce Challenger veterans Pat Healy as well as Gian Villante and others are also returning to action.
Tonight's fight card is as follows: