Source: Obama warned Trump not to hire Flynn
Then-President Barack Obama warned President-elect Donald Trump in November against hiring retired Lt. Gen. Michael Flynn as his national security adviser, former Obama administration officials confirmed to CNN.
02:43 - Source: CNN
Donald Trump fires AG Sally Yates 14 videos
US President Barack Obama meets with President-elect Donald Trump in the Oval Office at the White House on November 10, 2016 in Washington, DC.
Source: Obama warned Trump not to hire Flynn
02:43
Now playing
- Source: CNN
sally yates 2
Yates: Russians had real leverage over Flynn
02:58
Now playing
- Source: CNN
White House spokesman Sean Spicer speaks during the daily press briefing at the White House in Washington, DC, on January 31, 2017. / AFP / NICHOLAS KAMM        (Photo credit should read NICHOLAS KAMM/AFP/Getty Images)
Spicer: Acting AG refused to do her duty
01:19
Now playing
- Source: CNN
Sally yates 2015
Sessions grills Yates on duty (2015)
05:34
Now playing
- Source: CNN
Sally Yates Donald Trump split
Trump fires acting AG over travel ban
02:34
Now playing
- Source: CNN
Deputy Attorney General Sally Q. Yates speaks during a press conference at the Department of Justice on June 28, 2016 in Washington, DC.
Yates in 2015: AG obligated to 'follow the law'
02:16
Now playing
- Source: CNN
Dana J. Boente, U.S. Attorney for the Eastern District of Virginia, June 2015.
New attorney general to defend travel ban
01:19
Now playing
- Source: CNN
carl bernstein
Bernstein: Trump's decision not wise
01:11
Now playing
- Source: CNN
erin sot dershowitz sex allegation_00002609.jpg
Dershowitz: Yates acted like a 'holdover hero'
01:40
Now playing
- Source: CNN
Deputy Attorney General Sally Q. Yates speaks during a press conference at the Department of Justice on June 28, 2016 in Washington, DC.
Former AG Sally Yates was anti-immigration ban
02:26
Now playing
- Source: CNN
Environmental Protection Agency Administrator Gina McCarthy looks on as Deputy Attorney General Sally Q. Yates speaks during a press conference at the Department of Justice on June 28, 2016 in Washington, DC.
Former Gov.: Trump used to saying you're fired
01:45
Now playing
- Source: CNN
Deputy Attorney General Sally Yates speaks during a press conference to announce environmental and consumer relief in the Volkswagen litigation at the Department of Justice in Washington, DC, June 28, 2016.
Trump fires acting AG Sally Yates
01:31
Now playing
- Source: CNN
U.S. President Donald Trump signs an executive order in the Oval Office of the White House January 30, 2017 in Washington, DC. Trump said he will "dramatically" reduce small business regulations overall with this executive action. (Photo by Andrew Harrer - Pool/Getty Images)
White House faces defiant Justice Department
02:41
Now playing
- Source: CNN
chuck schumer sally yates great integrity erin burnett outfront cnn_00001319.jpg
Schumer: Yates 'a person of integrity'
01:53
Now playing
- Source: CNN