Democratic presidential candidate George McGovern talks about the bombs being used in Vietnam at a $250-a-person fundraising dinner in Los Angeles on Sept. 27, 1972. AP hide caption
Democratic National Convention Democratic National Convention
Cristina Saralegui waves at the Democratic National Convention in Charlotte, N.C., on Wednesday. Joe Raedle/Getty Images hide caption
Attendees sing and dance as musician James Taylor performs onstage during the final day of the Democratic National Convention at Time Warner Cable Arena on Thursday. Joe Raedle/Getty Images hide caption
Former President Bill Clinton hugs President Obama onstage after Clinton's rousing speech during the Democratic National Convention on Wednesday in Charlotte, N.C. Justin Sullivan/Getty Images hide caption
The second night of the Democratic National Convention focused heavily on the economy. Supporters and delegates cheered loudly for United Auto Workers President Bob King. Becky Lettenberger/NPR hide caption
Musician Branford Marsalis performs the national anthem as the West Charlotte High School ROTC present the colors during Day 2 of the Democratic National Convention at Time Warner Cable Arena in Charlotte, N.C. Win McNamee/Getty Images hide caption
I say "Bill Clinton"; you say? Justin Sullivan/Getty Images For The Clinton Foundation hide caption
Carina Castro during the Democratic National Convention. YouTube hide caption
The skyline of Charlotte, N.C., rises behind Bank of America Stadium. Chuck Burton/AP hide caption
First lady Michelle Obama waves after addressing the Democratic National Convention in Charlotte, N.C., on Tuesday. Jae C. Hong/AP hide caption
A general view of the start of Day 1 of the Democratic National Convention at Time Warner Cable Arena on Tuesday. Kevork Djansezian/Getty Images hide caption
San Antonio Mayor Julian Castro, left, and his twin brother State Rep. Joaquin Castro give an interview during preparations for the Democratic National Convention at Time Warner Cable Arena on Monday. Streeter Lecka/Getty Images hide caption
Maria Cruz Ramírez, 46, rode on the Undo-bus for six weeks. Eyder Peralta/NPR hide caption
Councilman Marion Barry in 2009. Stephen Boitano/AP hide caption
Los Angeles Mayor Antonio Villaraigosa on the floor of the Time Warner Cable Arena on Sunday. Brendan Smialowski/AFP/Getty Images hide caption