Former Trump national security adviser Michael Flynn, center, arrives at federal court in Washington, Friday, Dec. 1, 2017. Court documents show Flynn, an early and vocal supporter on the campaign trail of President Donald Trump whose business dealings and foreign interactions made him a central focus of Mueller's investigation, will admit to lying about his conversations with Russia's ambassador to the United States during the transition period before Trump's inauguration.
Former Trump national security adviser Michael Flynn, center, arrives at federal court in Washington, Friday, Dec. 1, 2017. Court documents show Flynn, an early and vocal supporter on the campaign trail of President Donald Trump whose business dealings and foreign interactions made him a central focus of Mueller's investigation, will admit to lying about his conversations with Russia's ambassador to the United States during the transition period before Trump's inauguration. Susan Walsh AP Photo
Former Trump national security adviser Michael Flynn, center, arrives at federal court in Washington, Friday, Dec. 1, 2017. Court documents show Flynn, an early and vocal supporter on the campaign trail of President Donald Trump whose business dealings and foreign interactions made him a central focus of Mueller's investigation, will admit to lying about his conversations with Russia's ambassador to the United States during the transition period before Trump's inauguration. Susan Walsh AP Photo

Key players in the Michael Flynn investigation

December 02, 2017 04:12 PM

UPDATED December 02, 2017 04:13 PM

More Videos

  • Gillibrand: Trump tweet is 'sexist smear'

    Sen. Kirsten Gillibrand says President Donald Trump's latest tweet about her on Dec. 12, 2017 was a "sexist smear" aimed at silencing her voice. The New York Democrat says she won't be silenced on the issue of sexual harassment.