Can Democrats Investigate and Legislate at the Same Time?

Rep. Jerrold Nadler, D-N.Y., the top Democrat on the House Judiciary Committee, is met by reporters as her arrives for testimony by former FBI Director James Comey behind closed doors on Capitol Hill
( J. Scott Applewhite / AP Images )
( J. Scott Applewhite / AP Images )
Produced by WNYC