Each day, The MMA Corner will provide a recap of event announcements, fight matchups, and injuries/cancellations from throughout the world of MMA.

Jon Jones to defend title against “Rampage” Jackson at UFC 135

Assuming Jones gets medical clearance from doctors regarding the torn ligament in his thumb that has found the UFC light heavyweight champion in a hard cast for the past few weeks, “Bones” already has a date for his first title defense.  He’ll be headed to Denver, Colo., at UFC 135 on Sept. 24 to put his title on the line against Quinton “Rampage” Jackson.  UFC president Dana White made the announcement at the pre-UFC 131 press conference.

SOURCE: Sherdog
Nick Diaz vacates Strikeforce welterweight crown for shot at GSP

Also at the pre-UFC 131 press conference, White revealed that Diaz is now exclusively a UFC fighter and has vacated his Strikeforce welterweight crown for a shot at UFC 170-pound kingpin Georges St-Pierre.  Two top Strikeforce welterweights will vie for the title Diaz is vacating, but White did not reveal the identity of the two contenders.

SOURCE: MMA Weekly
Winner of Carwin vs. dos Santos to face Velasquez

As anticipated, the winner of the UFC 131 bout between Shane Carwin and Junior dos Santos will be rewarded with a shot at the UFC heavyweight title, currently held by Cain Velasquez.  The fight could happen in four to five months according to UFC president Dana White, who discussed the plans at the pre-UFC 131 press conference.

SOURCE: MMA Junkie
Five-round non-title main events, flyweight division in UFC’s future

There was no shortage of announcements at the pre-UFC 131 press conference, as White also announced that all main events from this point forward will be contested as five-round affairs.  That excludes any already-signed three-round headliners, such as the upcoming bout between light heavyweights Rashad Evans and Phil Davis.  White also reiterated previous claims that a 125-pound division is coming to the UFC.  He said the promotion is already in talks with some flyweights about fighting in the UFC, and that the division could join the UFC’s lineup by the end of 2011.

SOURCE: MMA Fighting
Three fights added to HDNet broadcast of Strikeforce: Overeem vs. Werdum prelims

Bellator veteran Brian Melancon will welcome fellow lightweight Isaac Vallie-Flagg to the the big show in one of three fights added to the HDNet portion of the June 18 Strikeforce card.  Vallie-Flagg enters the bout on a nine-fight undefeated streak.  Also added to the HDNet-portion of the card is a pair of welterweight fights, with Todd Moore taking on Mike Bronzoulis and Nah-Shon Burrell squaring off with Joe Ray.

SOURCE: MMA Junkie

Photo: Jon Jones (Tracy Lee/Combat Lifestyle)