Mandatory Credit: Photo by REX/Shutterstock (C) 2017 Greg E. Mathieson Sr/MAI/REX (8721016y) Melania Trump and Juliana Awada President Mauricio Macri visit to Washington DC, USA - 27 Apr 2017 US President Donald Trump and First Lady Melania Trump greet Argentina President Mauricio Macri and his First Lady Juliana Awada to the White House