Germany's Chancellor Angela Merkel (L) gestures while chatting with US President  Barack Obama sitting on a bench outside the Elmau Castle after a working session of a G7 summit near Garmisch-Partenkirchen, southern Germany, on June 8, 2015. AFP PHOTO / POOL / MICHAEL KAPPELER / AFP / POOL / MICHAEL KAPPELER        (Photo credit should read MICHAEL KAPPELER/AFP/Getty Images)