On Tuesday, House Democrats unveiled two articles of impeachment against President Trump. The Judiciary Committee will soon approve charges that Trump committed abuse of power and obstruction of Congress in connection to the Ukraine controversy.

Why did Democrats decide on these articles? How strong is their case? And why did they not accuse Trump of bribery after weeks of suggesting he engaged in that?

We get answers from former Chief Assistant U.S. Attorney Andrew C. McCarthy, author of "Ball of Collusion: The Plot to Rig an Election and Destroy a Presidency."