A "bored" teenager took a joy ride early today over much of the city -- on a stolen John Deere four-wheel-drive front-end loader. A 911 dispatcher got the call about 2:28 a.m. of a reckless driver on a heavy piece of equipment on the Cumberland Avenue Strip. Police responded. It was big. It was yellow. And it wasn't the LSU football team. "I bet you never seen a 13-year-old drive one that good," the 444J loader's driver told the first Knoxville police officer to arrive. Weighing more than 10 tons, the 110 horsepower, $150,000 loader was taken from a construction...