A group calling for Andrew Jackson's replacement as the image on the $20 bill has narrowed the choice to four candidates: Eleanor Roosevelt, Harriet Tubman, Rosa Parks & Wilma Mankiller. Voting will determine who becomes the top choice of the group, which is lobbying to make the change by 2020. To vote: http://goo.gl/cxAK6p PANEL: Jenifer Rajkumar, Sabrina Schaeffer, Darlene Kennedy, Patricia Sosa