(COMBO) This combination of file pictures created on March 7, 2022, shows US President Joe Biden at the White House in Washington, DC, on March 4, 2022, German Chancellor Olaf Scholz in Schwielowsee, eastern Germany, British Prime Minister Boris Johnson at the Tapa Army Base in Tallinn, Estonia, on March 1, 2022, and French president Emmanuel Macron in the green Presidential meeting room, at the Elysee Palace, in Paris on March 19, 2020. - US President Joe Biden was to hold a video teleconference on March 7, 2022, with the leaders of France, Germany and Britain to discuss "the latest developments regarding Russia and Ukraine," the White House said. (Photo by AFP)