President Donald Trump arrives to speak at a news conference in the briefing room at the White House in Washington, Friday, Nov. 20, 2020.

President Donald Trump arrives to speak at a news conference in the briefing room at the White House in Washington, Friday, Nov. 20, 2020.

President Donald Trump arrives to speak at a news conference in the briefing room at the White House in Washington, Friday, Nov. 20, 2020.

Also on this day in 2019, Ukrainian forces and Russia-backed rebels in eastern Ukraine exchanged 200 prisoners in a move aimed at ending their five-year war. See more top news photos as selected by the Associated Press.

FILE - In this Jan. 15, 1992 file photo, George Blake, a former British spy who doubled as a Soviet agent, gestures during a news conference in Moscow. Blake, a former British intelligence officer who worked as a double agent…

Russian President Vladimir Putin gestures as he speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin gestures as he speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Journalists listen to Russian President Vladimir Putin speaking via video call during his news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin gestures as he speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Kremlin spokesman Dmitry Peskov, bottom, looks on as Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus…

Russian President Vladimir Putin gestures as he speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

President Donald Trump arrives to speak at a news conference in the briefing room at the White House in Washington, Friday, Nov. 20, 2020.

Russian President Vladimir Putin gestures as he speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin gestures as he speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin gestures as he speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Journalists listen to Russian President Vladimir Putin speaking via video call during his news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Kremlin spokesman Dmitry Peskov, bottom, looks on as Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus…

Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin gestures as he speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

Russian President Vladimir Putin speaks via video call during a news conference in Moscow, Russia, Thursday, Dec. 17, 2020. This year, Putin attended his annual news conference online due to the coronavirus pandemic.

President Donald Trump arrives to speak at a news conference in the briefing room at the White House in Washington, Friday, Nov. 20, 2020.

Lyubov Sobol, ally of Russian opposition leader Alexei Navalny, speaks during her news conference via video conference in Moscow, Russia, Tuesday, Jan. 26, 2021. Allies of jailed Russian opposition leader Alexei Navalny are calling for new protests next weekend to…