First Lady Michelle Obama walks along the beach with, from left, Dan Rowe, of the Bay County Tourist Development Council, Panama City Beach Mayor Gayle Oberst, and Carol Browner, assistant to the President for energy and climate change, during her visit to Panama City Beach, Fla., July 12, 2010 First Lady ...

First Lady Michelle Obama of the United States and Maria Kennedy Shriver,  former First Lady of California speak during the Maria Shriver Women's Conference at the Long Beach Convention Center on October 26, 2010 in Long Beach, California.  (Photo by Frederick M. Brown/Getty Images)

First Lady Michelle Obama and Sen. Barbara Boxer, D-Calif., wave after speaking at a fundraiser in Los Angeles, Tuesday, Oct. 26, 2010. (AP Photo/Jae C. Hong)

First Lady Michelle Obama speaks as she joins business leaders from Walmart, an American public multinational corporation that runs a chain of large discount department stores and a chain of warehouse stores, for an announcement impacting food formulation, availability and affordability in Washington, DC, on January 20, 2011. AFP PHOTO/Jewel ...