National Parent Teacher Association
First lady Michelle Obama speaks about her "Let's Move" campaign at a meeting of the National PTA in Arlington, Va., Wednesday, March 10, 2010. (AP Photo/Jacquelyn Martin)
- First lady Michelle Obama speaks about her "Let's Move" campaign at a meeting of the National PTA in Arlington, Va., Wednesday, March 10, 2010. (AP Photo/Jacquelyn Martin)
- First Lady Michelle Obama speaks about her "Let's Move" campaign during a meeting of the National PTA in Arlington, Va., Wednesday, March 10, 2010. (AP Photo/Jacquelyn Martin)
- First lady Michelle Obama speaks about her "Let's Move" campaign during a meeting of the National PTA in Arlington, Va., Wednesday, March 10, 2010. (AP Photo/Jacquelyn Martin)
- First lady Michelle Obama speaks with attendees of the National PTA meeting about her "Let's Move" campaign during a meeting of the National PTA in Arlington, Va., Wednesday, March 10, 2010. (AP Photo/Jacquelyn Martin)
- First lady Michelle Obama and Secretary of State Hillary Rodham Clinton share a laugh as they present the 2010 International Women of Courage Awards, Wednesday, March 10, 2010, at the State Department in Washington. (AP Photo/Gerald Herbert)
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