** ADVANCE FOR MONDAY, SEPT. 3 ** From right to left, Jamila Chandler leads Jorge Castaneda, Cynthia Ramaciotti and Kwame Davis on a trail June 5, 2007, in Yosemite National Park, Calif. An education program called WildLink gives students from urban areas around the country the opportunity to experience wilderness first hand. T (AP Photo/Gary Kazanjian)