WASHINGTON, DC - DECEMBER 03: Bill Gates (R), Microsoft Chairman and co-chair of the Bill and Melinda Gates Foundation, arrives for a meeting with House Foreign Affairs Committee Chairman Ed Royce ... more 
WASHINGTON, DC - DECEMBER 03: Bill Gates (R), Microsoft Chairman and co-chair of the Bill and Melinda Gates Foundation, arrives for a meeting with House Foreign Affairs Committee Chairman Ed Royce (R-CA) and other committee members in the Rayburn House Office Building on Capitol Hill December 3, 2013 in Washington, DC. The world's richest person valued at about $77.7 billion, Gates was meeting with the committee to discuss the work of the foundation around the world. (Photo by Chip Somodevilla/Getty Images) less 
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Getty Images | Photo By Chip Somodevilla / Getty Images
Tue, Dec 3, 2013 1:47 PM EST