A 20-year-old Marine whose mother took to social media to try to find out what happened him has been found. Lance Cpl. Job C. Wallace was found at a Texas rest stop on Saturday after he disappeared during a three-day leave from Camp Pendleton in San Diego. He was last seen on Monday leaving a friend’s house in Surprise, California, where he spent his leave. Stacy Wallace, his mother, started a Facebook page called “Missing Marine” to try to gather information about what might have happened. His 2004 silver Ford Explorer Sport Trac pickup was spotted Tuesday east of El Paso, Texas, on border patrol surveillance video but it was not clear if he was driving. Wallace was taken into custody Saturday night by Naval Criminal Investigative Service at a rest area in Navarro County, Texas. Police have not released further information about his condition or what he was doing there.