Powerful G20 nations are pushing back on efforts to promote global access for health at this month's summit in South Africa, medical charity Doctors Without Borders (MSF) warned Friday, calling the move disappointing.

In an awkward moment during a speech in Miami on Wednesday, November 5, Donald Trump mixed up South America and South Africa. During a rant about communism, the president, 79, expressed sympathy for Miami citizens for dealing with an influx of Cuban immigrants who fled to the city to escape the communist Castro regime — but he confused South America with South Africa,

Trump's comments come days after Finnish President Alexander Stubb suggested a possible meeting between the leaders of Ukraine, Russia, and the U.S. at the summit.

On Tuesday, South African President Cyril Ramaphosa received the G20 Extraordinary Committee Report on Global Inequality from Nobel Laureate Joseph Stiglitz, UNAIDS Executive Director Winnie Byanyima, and four other leading global experts of the committee at a ceremony in Cape Town.