Bill Clinton: I proudly nominate [Obama] to be the standard bearer of the Democratic Party - live video

The 2012 Democratic National Convention will be held Sept. 4-6 in Charlotte, North Carolina.

Starting at 10 pm ET on Tuesday, San Antonio, Texas, Mayor Julián Castro will deliver the keynote address, and first lady Michelle Obama will speak.

• Republican National Convention 2012
• 2012 elections