Tony Mann Takes First at NAGA event in Chicago April 30, 2011 MMA Tony Mann Takes First at NAGA! Tony Mann and his son Janni with the Owner of NAGA Cosens MMA would like to congratulate Tony Mann for taking first place at the North American Grappling Association (NAGA) event in Chicago, Illinois on April 30th. Tony has been with us for a while now and works extremely hard in the gym. He deserves to be a champion! Tony’s son, Janni, also trains at Cosens MMA in our kid’s class and competed in the NAGA event. Janni Mann NAGA Tony Mann Newer Post Cosens MMA Fighters Successful at Beatdown Event Older Post Crystal Starkey Becomes SSFL 130lb Champion!