PITTSBURGH, PA (Sept. 8, 2007) - Prolonged heavy rain deluged Pittsburgh's Pennsylvania Motor Speedway forcing Miley Motor Sports to cancel the Saturday racing program. The regular racing season will conclude as scheduled on September 15 with double points being awarded in all divisions, and the 2007 track champions will be determined.  Make up features for the Crate Late Models and E-Mods (from Aug. 25) will also be part of the program.  The 2007 season for PPMS will conclude with the 19th Annual Pittsburgher Event on Sept. 20, 21 and 22.  The World of Outlaws Late Models will be appearing for a 50-lap, $10,000 to win shootout on Saturday, Sept. 22.  World of Outlaws qualifying starts at 6:15 with racing at 7:00pm.  For a complete schedule of all Pittsburgher events and additional information, visit the PPMS website at ppms.com, or call the Pittsburgh Business Office at 412-279-7223.