British Prime Minister Gordon Brown, French President Nicolas Sarkozy, German Chancellor Angela Merkel, Russian President Dmitry Medvedev and German President Horst Koehler, from left, pose for a group photo in front of the Brandenburg Gate in Berlin, Monday,  Nov. 9, 2009, during celebrations marking the 20th anniversary of the fall of the Berlin Wall. AP Photo logo AP Photo 1 week ago

British Prime Minister Gordon Brown, French President Nicolas Sarkozy, German Chancellor Angela Merkel, Russian President Dmitry Medvedev and German President Horst Koehler, from left, pose for a group photo in front of the Brandenburg Gate in Berlin, Monday, Nov. 9, 2009, during celebrations marking the 20th anniversary of the fall of the Berlin Wall.