Christina is a modern, multitasking, American 15-year-old -- fiddling with her new iPod, sassing the tall boy slouched beside her, and getting an impromptu lesson in Filipino culture at an after-school program in Oakland, California. "I speak Tagalog and Filipino," says the group's counselor, Michelle Ferrer, "two languages from the island where my family comes from." Christina is puzzled. "The Philippines is an island?" she asks skeptically. Ferrer nods and Christina frowns. "I thought it was in China," she says.… more