Key Dems Sunday on Face the Nation

Sunday, September 2, on "Face the Nation" from Charlotte, N.C. at the site of the Democratic National Convention, Bob Schieffer sits down with key voices for the Democrats, Gov. Martin O'Malley, former New Mexico Gov. Bill Richardson and Obama Deputy Campaign Manager Stephanie Cutter. 

 Then, a roundtable with the Washington Post's Dan Balz, Bloomberg Television's Trish Regan, Georgetown University's Michael Eric Dyson and CBS News political director John Dickerson.