Presenting an artist's impression of what your new $20 bill will soon look like. It's official.Moments ago Politico reported that the U.S. Treasury will announce that it plans to replace former President Andrew Jackson on the $20 bill with Harriet Tubman, the sources said. There will also be changes to the $5 bill to depict civil rights era leaders.Not every dead president is being scraped however: treasury Secretary Jack Lew on Wednesday will announce a decision to keep Alexander Hamilton on the front of the $10 bill and put leaders of the movement to give women the right to vote...