"The official trailer of the upcoming documentary, 'Grappling Kings.' This takes a look at one of the ground elements of mixed martial arts- submission grappling. Can this be the next sport to hit mainstream? Grappling Kings features Strikeforce's Gina Carano, UFC's Kurt Pelligrino and Pete Sell, WWE's Bryan Danielson, Wrestling Roundtable's Eric Santamaria, as well as other great fighters, promoters, and instructors in the tri state area."
