Wladimr Klitschko of Ukraine and his team reacts during a head to head with David Haye (R) of England and his team at a press conference in Hamburg, Germany. The fighters were pulled apart from each other when things got too tense. The WBO, IBO, WBA and IBF heavyweight titles will be at stake whenKlitschko of Ukraine and Haye of England step in the ring on July 2 at the Imtech Arena in Hamburg.