Josh Samman leans his head against the cold brick wall and starts crying. Eighteen months of bottled-up emotion come pouring out of the two hundred-pound smashing machine, his tears mix with the sweat and blood that are running down the shower drain. The rushing of hot water drowns out the hammering bass of UFC 181 taking place right next to him. Here, backstage at Las Vegas’ Mandalay Bay Events Center, Samman truly realizes for the first time the extent of how much his “Knockout of the Year” had just changed, maybe even saved, his life.