Story highlights Sepp Blatter seeking fifth term as FIFA president

Three men have so far declared against him

Blatter challenges UEFA to nominate a candidate for election

Wants to work for a radio show if not re-elected

(CNN) Sepp Blatter has issued a defiant message to his rivals for the FIFA presidency and challenged European governing body UEFA to put up a candidate of its own in the election later this year.

Blatter, who is seeking a fifth term at the helm of world football's governing body, told CNN in an exclusive interview that he still had unfinished business and would not step aside without a fight.

"I have to say I have not finished my mission because it's a mission to be in football. We have started in 2011 with the reform process. The reform process is not over. I would like to have these four years to finish it and to show that football is more than a game."

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But FIFA has been mired in controversy since its decision to award the 2018 and 2022 World Cups to Russia and Qatar.

Criticism reached a fever pitch when the man hired to investigate the bidding process for those World Cups, U.S. lawyer Michael Garcia, resigned in protest last year, unhappy that the published summary did not accurately reflect his findings.

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