Date: 2013-12-07 Where: Porsche Arena, Stuttgart, Baden-Württemberg, Germany Division: middleweight (160 lbs, 72.6 kg) Title: IBF middleweight titleFelix Sturm (38-3-2, 17 KOs) vs Darren Barker (26-1-0, 16 KOs) Result: Felix Sturm def. Dar…