German Chancellor Angela Merkel (C) walks through the Bornholmer Bridge (Bruecke) with people who crossed it first, twenty years ago, in Berlin November 9, 2009, during celebrations to mark the 20th anniversary of the fall of the Berlin Wall. Reuters Pictures 4 weeks ago

German Chancellor Angela Merkel (C) walks through the Bornholmer Bridge (Bruecke) with people who crossed it first, twenty years ago, in Berlin November 9, 2009, during celebrations to mark the 20th anniversary of the fall of the Berlin Wall.