A Disabled Learjet 45 Is Preparing For Emergency Landing

Right now, a Learjet 45 (like the one pictured) is circling the Lambert-St. Louis International Airport, trying to troubleshoot a landing-gear problem. Airport officials say it has a "known problem" with the nose gear, and they're preparing for an emergency landing. They also say "it's a private airplane." » 3/04/13 2:31pm 3/04/13 2:31pm