BY ANDY PASZTOR AND JOSH MITCHELL U.S. House and Senate leaders, deadlocked over a comprehensive FAA bill including plans for air-traffic control improvements, have compromised on a slimmed-down measure to enhance airliner safety. The legislation raises minimum experience and training requirements for new airline pilots. It also requires that before purchasing tickets on the Internet, passengers must be specifically informed when a flight will be operated by a commuter carrier operating on behalf of a larger airline. The bill was passed by the House shortly late Thursday night and the Senate on Friday. Rep. Jerry Costello, the Illinois Democrat who chairs the House Transportation subcommittee with ... | 