http://www.youtube.com/watch?v=yKJlYaEorho
UFC 159 takes place this Saturday, April 27, at the Prudential Center in Newark, N.J., and in the main event, UFC light heavyweight champion Jon Jones will defend his title against No. 1 contender Chael Sonnen. Leading into the fight, the Countdown show previews the match-up and details the stories behind the fighters. Check out the video above.
