Burns made his final visit to Kyiv on Dec. 21 to meet with President Volodymyr Zelensky, marking a rare public acknowledgment of their discussions during Russia’s full-scale invasion.Zelensky noted that he and Burns had met multiple times throughout the war, but such encounters were typically kept confidentialThe United States under former President Joe Biden had been Ukraine's key ally, providing substantial financial and military aid since the all-out war began nearly three years ago. Washington is also reported to have consistently shared military intelligence to bolster Ukraine's defense.In his Senate hearing last week, Ratcliffe alluded to foreign adversaries Russia and China, referring the need for the U.S. to improve the use of artificial intelligence. Ratcliffe, a staunch supporter of Trump, also echoed comments from the president that the Russia-Ukraine war threatens to draw the U.S.