National Park Service Ranger Tim Duncan patrols the vast Mojave National Preserve near Kelso, Calif. The preserve, a sweep of serrated mountains, feral deserts, Joshua tree forests, dry lakes and lava beds, is five times the size of Los Angeles and is patrolled by eight law officers
COMMENTING POLICY:Readers are encouraged to post comments that are germane to the article. We reserve the right to remove any user, and to delete comments that contain abusive language or personal threats, as well as those that are racist or demeaning. Readers may report comments by clicking "Report Abuse." Once a comment has been flagged, a Baltimore Sun staffer will investigate. Click here for more information on commenting.