Michelle Obama urged young girls to fight to stay in school after she touched down in Liberia with daughters Sasha and Malia. The first lady led the teenagers and her mother, Marian Robinson, along a red carpet as they began a six-day trip to Africa and Spain, after she touched down on Monday morning. During the tour, they will be promoting education during the trip, which also has a stop in Morocco and ends in the Spanish capital, Madrid. On her first day she urged Liberian girls to stay in school. Most drop out due to financial pressures. She launched...