The United States accused Russia of an "unsafe" and "unprofessional" intercept of its MQ-9 Reaper surveillance drone that forced it to be brought down over the Black Sea this week

Relations between the two countries have collapsed over the Ukraine war, with the U.S. slapping thousands of sanctions on Russia, and militarily, economically and diplomatically supporting Ukraine.

Biden will instead hold a solo press conference, which a White House official called "the appropriate format to clearly communicate with the free press the topics that were raised in the meeting."