TOPSHOT - US President Donald Trump (R), French President Emmanuel Macron (L) and German Chancellor Angela Merkel (C) chat at the start of the first working session of the G20 meeting in Hamburg, northern Germany, on July 7, 2017.
Leaders of the world's top economies will gather from July 7 to 8, 2017 in Germany for likely the stormiest G20 summit in years, with disagreements ranging from wars to climate change and global trade. / AFP PHOTO / AFP PHOTO AND POOL / John MACDOUGALL        (Photo credit should read JOHN MACDOUGALL/AFP/Getty Images)