First Lady Michelle Obama talks with women as she works in the garden at the Nanga Vhutshilo Community Center in Soweto, South Africa, June 22, 2011. Sibongile Mazibuko, left, founded the center, which provides food and essential services to children and families in need -- including many kids who are HIV positive or who have lost one or both parents to AIDS. (Official White House Photo by Samantha Appleton)