US first lady Michelle Obama steps out of a vehicle, prior to boarding her plane, in Gaborone, Botswana, at the end of her week long trip to Africa, Sunday, June 26, 2011. The first lady’s plane left Botswana Sunday morning. She was due to arrive at the White House early Monday. Mrs. Obama went to South Africa and Botswana to foster good will between the U.S. and Africa. She also promoted youth leadership, education and HIV/AIDS awareness. She ended the visit with a safari and overnight stay in a South African game reserve. (AP Photo/Charles Dharapak, Pool)