HAMBURG, GERMANY - JULY 07 : Police Forces clash with protesters during a march on July 7, 2017 in Hamburg, Germany. Leaders of the G20 group of nations are arriving in Hamburg today for the July 7-8 economic summit and authorities are bracing for large-scale and disruptive protest efforts and heavy protests are expected tonight at the 'Welcome to Hell' anti-G20 protest. (Photo by Alexander Koerner/Getty Images)
