Germany's Jan Felix Knobel prepares for his throw in the shot put in the decathlon during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Wednesday, Aug. 8, 2012. (AP Photo/David J. Phillip )
Germany's Jan Felix Knobel prepares for his throw in the shot put in the decathlon during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Wednesday, Aug. 8, 2012. (AP Photo/David J. Phillip )