President Joe Biden speaks during a news conference after meeting with Russian President Vladimir Putin, Wednesday, June 16, 2021, in Geneva, Switzerland. (AP Photo/Patrick Semansky)

U.S President Joe Biden, left, and Russian President Vladimir Putin walk in a hall during their meeting at the 'Villa la Grange' in Geneva, Switzerland in Geneva, Switzerland, Wednesday, June 16, 2021. (Mikhail Metzel/Pool Photo via AP)

President Joe Biden boards Air Force One at Geneva Airport in Geneva, Switzerland, Wednesday, June 16, 2021. Biden is returning to Washington as he wraps up his trip to Europe. (AP Photo/Patrick Semansky)

President Joe Biden meets with Russian President Vladimir Putin, Wednesday, June 16, 2021, at the 'Villa la Grange', in Geneva, Switzerland. (AP Photo/Patrick Semansky)

Russian president Vladimir Putin, center gets into his car after his arrival for the US - Russia summit with US President Joe Biden in Geneva, Switzerland, Wednesday, June 16, 2021. (Alessandro della Valle/Keystone via AP, Pool)

Russian President Vladimir Putin, left, and U.S President Joe Biden shake hands during their meeting at the 'Villa la Grange' in Geneva, Switzerland in Geneva, Switzerland, Wednesday, June 16, 2021. (AP Photo/Alexander Zemlianichenko, Pool)

President Joe Biden speaks during a news conference after meeting with Russian President Vladimir Putin, Wednesday, June 16, 2021, in Geneva, Switzerland. (AP Photo/Patrick Semansky)

Russian President Vladimir Putin, meets with President Joe Biden, Wednesday, June 16, 2021, at the 'Villa la Grange', in Geneva, Switzerland. (AP Photo/Patrick Semansky)

President Joe Biden and Russian President Vladimir Putin, arrive to meet at the 'Villa la Grange', Wednesday, June 16, 2021, in Geneva, Switzerland. (AP Photo/Patrick Semansky)

President Joe Biden and Russian President Vladimir Putin, arrive to meet at the 'Villa la Grange', Wednesday, June 16, 2021, in Geneva, Switzerland. (AP Photo/Patrick Semansky)

Russian President Vladimir Putin speaks during a news conference after his meeting with U.S President Joe Biden at the 'Villa la Grange' in Geneva, Switzerland in Geneva, Switzerland, Wednesday, June 16, 2021. (AP Photo/Alexander Zemlianichenko, Pool)

Russia's President Vladimir Putin gestures as he addresses the media during a press conference after the U.S.-Russia summit with U.S. President Joe Biden at Villa La Grange in Geneva, Switzerland, Wednesday, June 16, 2021. (Denis Balibouse/Pool Photo via AP)

Russian President Vladimir Putin, left, and U.S President Joe Biden shake hands during their meeting at the 'Villa la Grange' in Geneva, Switzerland in Geneva, Switzerland, Wednesday, June 16, 2021. (AP Photo/Alexander Zemlianichenko, Pool)

U.S. President Joe Biden, left, and Russia's President Vladimir Putin, right, meet at the start of the U.S.-Russia summit at Villa La Grange in Geneva, Switzerland, Wednesday, June 16, 2021. (Denis Balibouse/Pool Photo via AP)

President Joe Biden speaks to reporters before boarding Air Force One at Geneva Airport in Geneva, Switzerland, Wednesday, June 16, 2021. Biden is returning to Washington as he wraps up his trip to Europe. (AP Photo/Patrick Semansky)

President Joe Biden meets with Russian President Vladimir Putin, Wednesday, June 16, 2021, in Geneva, Switzerland. (AP Photo/Patrick Semansky)

President Joe Biden takes off his jacket while speaking during a news conference after meeting with Russian President Vladimir Putin, Wednesday, June 16, 2021, in Geneva, Switzerland. (AP Photo/Patrick Semansky)

Russian president Vladimir Putin, left, talks with US president Joe Biden, right, during the US - Russia summit in Geneva, Switzerland, Wednesday, June 16, 2021. (Peter Klaunzer/Swiss Federal Office of Foreign Affairs via AP)

Russian President Vladimir Putin, left, and U.S President Joe Biden enter the 'Villa la Grange' in Geneva, Switzerland in Geneva, Switzerland, Wednesday, June 16, 2021. (AP Photo/Alexander Zemlianichenko, Pool)