Bjoern Otto of Germany jumps over the pole in the men's pole vault competition in front of the Brandenburg Gate in Berlin, Germany, Aug. 19, 2012. A friendly athletic match of Berlin Fliegt (Berlin Flies Over), participated by athletes from Germany, Russia, the United States and France, took place in front of the Brandenburg. (Xinhua/Pan Xu)

Brad Walker of the United States jumps over the pole in the men's pole vault competition in front of the Brandenburg Gate in Berlin, Germany, Aug. 19, 2012. A friendly athletic match of Berlin Fliegt (Berlin Flies Over), participated by athletes from Germany, Russia, the United States and France, took place in front of the Brandenburg. (Xinhua/Pan Xu)

Bjoern Otto of Germany jumps over the pole in the men's pole vault competition in front of the Brandenburg Gate in Berlin, Germany, Aug. 19, 2012. A friendly athletic match of Berlin Fliegt (Berlin Flies Over), participated by athletes from Germany, Russia, the United States and France, took place in front of the Brandenburg. (Xinhua/Pan Xu)