German Chancellor Angela Merkel places a rose at the Berlin Wall memorial in Bernauer Strasse, during a ceremony marking the 25th anniversary of the fall of the Berlin Wall, in Berlin November 9, 2014. REUTERS/People wearing Travel For Peace (Aktive Fredsreiser) jackets place roses at the Berlin Wall memorial in Bernauer Strasse, during a ceremony marking the 25th anniversary of the fall of the Berlin Wall, in Berlin November 9, 2014. REUTERS/Kenneth Bae (L) reunites with his mother Myung Hee, as his sister Terri Chung (R) watches at US Air Force Joint Base Lewis-McChord in Fort Lewis, Washington November 8, 2014. REUTERSUS citizen Matthew Todd Miller (2nd R) walks with family members after he and fellow American Kenneth Bae (not pictured) landed aboard a US Air Force jet at McChord Field at Joint Base Lewis-McChord, Washington November 8, 2014. REUTERS/US citizen Kenneth Bae (R), accompanied by his sister Terri and his mother Myunghee Bae (L), speaks to the media in a news conference after he and fellow American prisoner Matthew Todd Miller(not pictured) landed aboard a US Air Force jet at McChord Field at Joint Base Lewis-McChord, Washington November 8, 2014.REUTERS