WASHINGTON, DC - OCTOBER 15: Warren Buffett and Sen. Amy Klobuchar attend the opening reception during FORTUNE Most Powerful Women Summit on October 15, 2013 in Washington, DC. (Photo by Paul ... more 
WASHINGTON, DC - OCTOBER 15: Warren Buffett and Sen. Amy Klobuchar attend the opening reception during FORTUNE Most Powerful Women Summit on October 15, 2013 in Washington, DC. (Photo by Paul Morigi/Getty Images for FORTUNE) less 
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Getty Images | Photo By Paul Morigi / Getty Images for FORTUNE
Tue, Oct 15, 2013 8:58 PM EDT