Trump hosted South Africa President Cyril Ramaphosa at the White House amid tensions between the two nations over the U.S. resettlement of white South Africans.

Iranian and U.S. negotiators resumed talks on Friday in Rome to resolve a decades-long dispute over Iran's nuclear ambitions, Iranian media reported, despite Tehran warning that a new deal might not be possible amid mutually exclusive demands.

During a meeting on Wednesday, Trump had an aide present a video to the South African president that alleges "white genocide."

During CNBC’s Squawk Box Monday, co-host Andrew Ross Sorkin asked Tennessee Senator Bill Hagerty about the president’s recent outrage at Walmart. The mega retail chain’s CFO warned last week that consumers might start to see higher prices on products as soon as June.