Ahead on the 4/22/14 Maddow show

Tonight’s guests include:

Neal Katyal, former acting U.S. Solicitor General, constitutional law professor at Georgetown University

Sen. Elizabeth Warren, (D) Massachusetts 

Video preview will be up shortly – in the meantime, a tune! 

Rachel Maddow Show Guest List

Ahead on the 4/22/14 Maddow show