German President Horst Koehler (L) and Chancellor Angela Merkel attend a service at Gethsemane Church (Gethsemanekirche) in the Prenzlauerberg district of Berlin November 9, 2009, during day-long celebrations to mark the 20th anniversary of the fall of the Berlin Wall. Reuters Pictures logo Reuters Pictures 27 months ago

German President Horst Koehler (L) and Chancellor Angela Merkel attend a service at Gethsemane Church (Gethsemanekirche) in the Prenzlauerberg district of Berlin November 9, 2009, during day-long celebrations to mark the 20th anniversary of the fall of the Berlin Wall.