Daniel Weichel (Dave Mandel/Sherdog)Daniel Weichel Replaces Injured Georgi Karakhanyan Against Patricio Pitbull at Bellator 138 José Youngs April 28, 2015 Bellator, Events, News, Spotlight Due to a knee injury sustained by title challenger Georgi Karakhanyan, Bellator MMA Featherweight World Champion Patricio Pitbull (23-2) will now face German submission ace Daniel “The Weasel” in the co-main event of “Bellator: Unfinished Business,” which takes place Friday, June 19 at St. Louis’ Scottrade Center. The 27-year-old “Pitbull,” of Natal, Brazil, is a 13-time veteran of the promotion who captured the Bellator MMA Featherweight World Title with a September win over then-champion Pat Curran. “Pitbull” then defended his belt in January with a thrilling submission win over former champion Daniel Straus. In 24 career appearances, “Pitbull” has only lost two fights, and both were the result of razor-thin, split-decisions. His new opponent, Weichel (35-8) was last seen earning a hard-fought victory over former champion Pat Curran, giving him his 12th with in his last 13 outings. Weichel is a Bellator MMA tournament winner, racking up victories over Desmond Green, Matt Bessette and Scott Cleve in the process. Of those 35 wins, an incredible 21 of them have come by way of submission. Featuring one of the most anticipated fights in the history of the sport with Kimbo Slice vs. Ken Shamrock, “Bellator: Unfinished Business” also features Bobby Lashley (12-2) vs. James Thompson (20-14) and Michael Chandler (12-3) vs. Derek Campos (15-4), with a fifth and final featured bout to be announced shortly.