By Wolfgang Schiffbauer
Trainer Fritz Sdunek joined forces with WBA middleweight world champion Felix Sturm today at Sturm’s training facilities in Cologne, Germany. The well-respected Sdunek, who also works with heavyweight champion Vitali Klitschko, oberserved a six-round sparring session and work on the heavy bag. Sturm’s conditioning coach Clive Salz was also on hand. The 31-year-old Sturm will be facing Giovanni Lorenzo on September 4 in the Lanxess-Arena in Cologne.