(AP) STONEWALL, Texas (AP) - Luci Baines Johnson remembers as a teenager riding in a shiny mirror-finished jet trimmed with sky blue and white paint and emblazoned with black letters proclaiming "United States of America," then landing on a narrow Texas airstrip behind what Americans would come to know as the Western White House. "A country runway," she said this week of the roughly mile-long airstrip behind President Lyndon Johnson's ranch, her childhood home and now part of the Lyndon B. Johnson National Historical Park. The National Park Service, which manages the park, will formally acquire the JetStar aircraft Johnson...