Scenes from the Democratic convention

Sept. 1, 2012: Juan Gonzales from Holyoke, Mass., stands in front of stage display at the Democratic National Convention inside Time Warner Cable Arena in Charlotte, N.C. (AP)

Sept. 3, 2012: The stage is seen as preparations continue before the start of the Democratic National Convention at the Time Warner Cable Arena in Charlotte, N.C. (AP)

Sept. 2, 2012: A man walks near a sand sculpture created in the likeness of President Obama in downtown Charlotte, N.C. (AP)

Sept. 1, 2012: Police officers walk to their vehicles after gathering their equipment at the Charlotte-Mecklenburg Police and Fire Department Training facility in preparation for the Democratic National Convention in Charlotte, N.C. (AP)

Sept. 2, 2012: Demonstrators move toward downtown during a protest march in Charlotte, N.C. (AP)

Sept. 2, 2012: Demonstrators walk during a protest march in Charlotte, N.C. (AP)

Sept. 2, 2012: Demonstrators move toward downtown during a protest march in Charlotte, N.C. (AP)

Sept. 2, 2012: Charlotte Police Chief Rodney Monroe walks with protestors during a demonstration. (AP)

Sept. 2, 2012: Demonstrators walk during a protest march in Charlotte, N.C. (AP)

Sept. 2, 2012: Production crew run tests on stage at the Democratic National Convention in Charlotte, N.C. (AP)

Sept. 2, 2012: Page Fauna Hurley, left, from Burlington, Vt., takes a picture of Julia Barnes, executive director of Vermont Democratic party, and Dottie Deans, right, vice chair of Democratic party from North Pomfret, Vt., on the floor at the Democratic National Convention in Charlotte, N.C. (AP)

Sept. 2, 2012: Damian McGovern from Vancouver, B.C., sets up a camera on Illinois state delegate sign on the floor at the Democratic National Convention in Charlotte, N.C. (AP)

Aug. 31, 2012: Inside Time Warner Cable Arena is seen set up for the Democratic National Convention in Charlotte, N.C. (AP)

Sept. 1, 2012: Production crew prepare on the floor at the Democratic National Convention inside Time Warner Cable Arena in Charlotte, N.C. (AP)

Sept. 2, 2012: Stagehands make final adjustments to the podium on the stage at the Democratic National Convention inside Time Warner Cable Arena in Charlotte, N.C. (AP)

Sept. 2, 2012: Los Angeles Mayor Antonio Villaraigosa talks to a reporter as he tours the floor at the Democratic National Convention in Charlotte, N.C. (AP)

Sept. 2, 2012: The Democratic National Committee chair, Rep. Debbie Wasserman Schultz of Florida, fourth from left, poses for a picture with Georgia delegates on the stage at the Democratic National Convention in Charlotte, N.C. (AP)