GOING, AUSTRIA - Wladimir Klitschko holds a hard training session at Hotel Stanglwirt on October 23 in Going, Austria. Wladimir Klitschko will defend his WBA, IBO, IBF and WBO heavyweight titles against challenger Mariusz Wach of Poland at O2 World on November 10, 2012 in Hamburg, Germany. Wach the first opponent who is actually taller than Klitschko.