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BERLIN, GERMANY - FEBRUARY 29: General Sheikh Mohammed bin Zayed Al Nahyan, the Crown Prince of Abu Dhabi, arrives to meet with German Chancellor Angela Merkel at the Chancellery on February 29, 2012 in Berlin, Germany. The Sheikh is on an official visit to Germany. (Photo by Sean Gallup/Getty Images)

BERLIN, GERMANY - FEBRUARY 29:  General Sheikh Mohammed bin Zayed Al Nahyan, the Crown Prince of Abu Dhabi, arrives to meet with German Chancellor Angela Merkel at the Chancellery on February 29, 2012 in Berlin, Germany. The Sheikh is on an official visit to Germany.  (Photo by Sean Gallup/Getty Images)