GARMISCH-PARTENKIRCHEN, GERMANY - JUNE 06: Riot police look on anti-G7 protesters during a march though the city center the day before the summit of G7 leaders on June 6, 2015 in Garmisch-Partenkirchen, Germany. G7 leaders will meet at nearby Schloss Elmau on June 7-8 and protesters are holding a variety of gatherings and demonstrations to voice their opposition. (Photo by Carsten Koall/Getty Images)