Devin Cole defeated Mike Hayes in a unanimous decision Saturday night, Aug. 15, at the Snoqualmie Casino, during the main event at the Rumble on the Ridge IV Pro-Am mixed martial arts heavyweight cage fighting competition. The Cole-Hayes fight was the 12th bout of the night, which featured the first outdoor cage fight in the state and 24 fighters. Fourteen fighters competed at the amateur level, six competed as professionals, and a sell-out crowd of 1,760 martial arts fans attended.