President Trump, German Chancellor Angela Merkel

HAMBURG, GERMANY – JULY 7: German Chancellor Angela Merkel greets U.S. President Donald Trump upon his arrival for the first day of the G20 economic summit on July 7, 2017 in Hamburg, Germany. The G20 group of nations are meeting July 7-8 and major topics will include climate change and migration. (Photo by Morris MacMatzen/Getty Images)