Perriello heard from his constituents -- many of them complaining -- when he supported President Obama's health care overhaul. Alex Wong/Getty Images hide caption

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Minority Leader John Boehner of Ohio, and other House Republicans talk about their "Pledge to America"; Sept. 23, 2010. L-R: Rep. Peter Roskam, R-IL; House Minority Whip Eric Cantor, R-VA; Boehner; Rep. Cathy McMorris Rodgers, R-WA;, and Rep. Kevin McCarthy, R-CA. J. Scott Applewhite/Associated Press hide caption

itoggle caption J. Scott Applewhite/Associated Press

A firefighter battles one of the blazes sparked by last night's explosion in San Bruno, Calif. Max Whittaker/Getty hide caption

itoggle caption Max Whittaker/Getty

Sept. 27, 1994: Then-House Minority Whip Newt Gingrich and other Republicans unveil their "Contract with America" at a Capitol Hill rally. John Duricka/AP hide caption

itoggle caption John Duricka/AP