CHARLOTTE, NC - SEPTEMBER 05: DNC Chair Los Angeles Mayor Antonio Villaraigosa sets up the nomination process for roll call during day two of the Democratic National Convention at Time Warner Cable Arena on September 5, 2012 in Charlotte, North Carolina. The DNC that will run through September 7, will nominate U.S. President Barack Obama as the Democratic presidential candidate. (Photo by Alex Wong/Getty Images) - mng-lang