(From L to R) Stefan Raab, Anne Will, Maybrit Illner and Peter Kloeppel, TV presenters of a TV debate between German Chancellor Angela Merkel and chancellor candidate of Social Democratic Party (SPD) Peer Steinbrueck, pose for photos in a television studio where the debate will be presented in Berlin, Germany, Aug. 30, 2013. Merkel will face her opposition challenger Steinbrueck in their only TV debate here on Sunday for Germany's upcoming state and general elections which will fall on Sept. 22, 2013. (Xinhua/Zhang Fan)