The ratings for Strikeforce Challengers 20 are in and they're not good.
At last night's Strikeforce Challengers 20 event in Las Vegas, Nevada, former Olympian Ronda Rousey stayed undefeated.
Strikeforce was at it again last night (Nov. 18, 2011) with Challengers 20 live from the Palms Casino Resort in Las Vegas. Get complete results of a quick, and exciting, night of fights.
Strikeforce Challengers 20 is set to go down tonight, November 18th, in Las Vegas. Antwain Britt, Ronda Rousey, and Derek Brunson are some of the fighters competing on the card.
Complete Strikeforce Challengers 20 weigh-in results and full video for 'Britt vs Sayers' on Nov. 18 on Showtime.