An online push to put a woman on the $20 bill has gained some recent momentum and many are now calling for the US Treasury to replace Andrew Jackson's image with that of Harriet Tubman. But some argue that American currency is the wrong place to honor the anti-slavery crusader. Dorian Warren talks with hip-hop DJ and cultural commentator Jay Smooth and Rolling Stone contributor Jesse Myerson about the arguments for and against a Tubman twenty.May 21, 2015