HAMBURG, GERMANY - JULY 07: British Prime Minister Theresa May, US President Donald Trump and Chinese President Xi Jinping at the first session of the G20 summit on July 7, 2017 in Hamburg, Germany. Leaders of the G20 group of nations are meeting for the July 7-8 summit. Topics high on the agenda for the summit include climate policy and development programs for African economies. (Photo by Thorsten Gutschalk - Pool/Getty Images)
