U.S. President Barack Obama and German Chancellor Angela Merkel sit down for a working dinner at the summit of G7 nations at Schloss Elmau on June 7, 2015 near Garmisch-Partenkirchen, Germany.
Sean Gallup—Getty Images
U.S. President Barack Obama and German Chancellor Angela Merkel sit down for a working dinner at the summit of G7 nations at Schloss Elmau on June 7, 2015 near Garmisch-Partenkirchen, Germany.

On the agenda: Ukraine, ISIS, and Iran