A former WWE wrestler’s ex-wife has been charged with murdering him just three days after their divorce was finalized, with her new man allegedly pulling the trigger. Kevin Nikel, 41, who wrestled professionally under the name Knuckles Madsen, was found on the side of an Arkansas highway in July with a gunshot wound to the abdomen, 5News reported . He was rushed to a local hospital but succumbed to his injuries. His ex-wife, Amanda Penny, 40, has now been arrested and charged with his murder,