Retired Lt. Gen. Michael Flynn arrives at the Trump Tower for meetings with US President-elect Donald Trump, in New York on November 17, 2016.

Flynn's handling of classified info questioned

Retired Lt. General Michael Flynn is considered a leading candidate to be President-elect Donald Trump's head of national security, but the retired lieutenant has a reputation for possessing a fiery temperament.
President-elect Donald Trump speaks during a stop at U.S. Bank Arena on December 1, 2016 in Cincinnati, Ohio.

Trump makes call to Taiwan's President

President-elect Donald Trump spoke with the President of Taiwan, according to a statement from his transition team, a move that could trigger a diplomatic disagreement with China. CNN's Elise Labott has the details.