Once upon a time, St. Louis's Delmar Loop used to be a fashionable shopping boulevard accessible by trolley car. But like many other great urban areas in the 1960s, white flight took a heavy toll on many St. Louis neighborhoods:…

Editor’s Note: As Barack Obama’s presidency reaches the 100-day mark, the NewsHour is examining how the president’s policies and the economic crisis are affecting one city – St. Louis, where Obama will mark the milestone April 29. Paul’s segment on…