[Michael Flynn] has called President [Barack] Obama a liar.

In the national security establishment, it is somewhat frowned upon for people to take extremely harsh partisan roles in campaigns.

[Dinner with Vladimir Putin has] raised a lot of eyebrows among national security officials who looked at [Michael Flynn] and thought these kind of behaviors were not what they had thought what he was like previously.

[Michael Flynn] has called President [Barack] Obama a liar.

[Michael Flynn] has just said that the U.S. Justice system is corrupt.

[Michael Flynn is] someone who has advocated for a much tighter ties with Russia and had raised some eyebrows in terms of some of the consorting that he did around Washington.

[Michael Flynn] become someone who for a lot of his former colleagues, people like Stanley McChrystal who looked at General Flynn and sort of said, this is not the person I thought I knew.