Performer smeared with clay demonstrate during the art action “1000 Gestalten” on July 5, 2017, on a street in Hamburg, northern Germany, where leaders of the world's top economies will gather for a G20 summit. More than 100,000 anti-capitalist demonstrators, including several thousand leftwing extremists, are expected to descend on the Hanseatic city ahead of the two-day summit which opens on Friday, July 7, 2017. (Photo by Christof Stache/AFP Photo)
