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Greg Ballard mayor of Indianapolis speaks to the crowd during the chassis strategy announcement for the IZOD IndyCar series at the Indianapolis Museum of Art on July 14, 2010 in Indianapolis, Indiana.
The website Politico recently pointed out that in 2000, Republican mayors governed half of the nation's dozen most populous cities. Today, the biggest city with a Republican mayor is Indianapolis.
For more on this and what it means for the GOP, we're joined by Mike Zapler, Political editor of Politico.