Diego Sanchez will return to the Octagon June 21 in Las Vegas in the main event of "The Ultimate Fighter 7" finale, sources have told Sherdog.com. He is expected to square off against Luigi Fioravanti in a welterweight tilt that will follow a series of bouts involving participants of the upcoming season of the UFC's reality show.

Though the fight has not been officially signed, both sides have verbally accepted.

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