FIANO ROMANO, Italy, Nov. 5 - It is not a toy, they swear, but a serious piece of police gear, no matter how many Japanese tourists stood at a highway rest stop here snapping away in awe. "It's a responsibility to drive it," said Chief Inspector Laura Ciano of the Italian highway police. Paolo Mazzini, a highway police commander, said: "Italian people are not always friendly toward authorities. They are curious, so they accept the ticket more readily." "It's not for fun," he added. Still, Superintendent Vincenzo Bizzarro wore a satisfied look on his face when he gave a reporter,...