U.S. President Barack Obama is seen on a large video screen next to the Brandenburg Gate in Berlin.

 
U.S. President Barack Obama is seen on a large video screen next to the Brandenburg Gate in Berlin.
U.S. President Barack Obama is seen on a large video screen next to the Brandenburg Gate in Berlin November 9, 2009, as he sends a video message during celebrations to mark the 20th anniversary of the fall of the Berlin Wall. REUTERS/Kai Pfaffenbach (GERMANY)