RIO DE JANEIRO, BRAZIL - MARCH 20: In this handout image provided by The White House, US President Barack Obama is briefed on the situation in Libya during a secure conference call with National ... more 
RIO DE JANEIRO, BRAZIL - MARCH 20: In this handout image provided by The White House, US President Barack Obama is briefed on the situation in Libya during a secure conference call with National Security Advisor Tom Donilon (R), Chief of Staff Bill Daley (L), Secretary of State Hillary Clinton, Secretary of Defense Bob Gates, AFRICOM Commander General Carter Ham, and Deputy National Security Advisor Denis McDonough on March 20, 2011 in Rio de Janeiro, Brazil. Obama is Brazil for two days of meetings with his Brazilian counterpart President Dilma Rousseff. (Photo by Pete Souza/The White House via Getty Images) less 
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Mon, Mar 21, 2011 6:14 AM EDT