WASHINGTON - JUNE 7:  (L-R) German Chancellor Angela Merkel, Secretary of State Hillary Rodham Clinton and Vice President Joseph R. Biden toast each other during a luncheon at the US State Department June 7, 2011 in Washington, DC.  Secretary of State Hillary Rodham Clinton and Vice President Joseph R. Biden hosted German Chancellor Angela Merkel for a luncheon during her visit to Washington before tonight&#039;s State Dinner.  (Photo by Brendan Smialowski/Getty Images)