File---File picture taken Friday, Feb. 1, 2013 shows German Chancellor Angela Merkel, right, and United States' Vice President Joe Biden at the chancellery in Berlin, Germany. (AP Photo/Markus Schreiber,file)
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File---File picture taken Friday, Feb. 1, 2013 shows German Chancellor Angela Merkel, right, and United States' Vice President Joe Biden at the chancellery in Berlin, Germany. (AP Photo/Markus Schreiber,file)
