attract the return of the United States Touring Car Championship. Once the Grand Prix had secured an appearance by the Formula BMW USA series, organizers focused the rest of their budget on off-course attractions to further increase attendance. Their efforts were not successful, as revised attendance figures indicated a paid attendance of 83,248, a substantial decrease from 2005. 2007 event For the 2007 event no on-course changes were made to the track other than general upkeep. However off the course some changes were made which included moving the luxury boxes from atop the main "gold" level seating grandstand at the start/finish line on Almaden Blvd, to track level on the inside of the course on Park Avenue. Also additional general admission seating was added to the course along Almaden Blvd. On March 9, 2007 San José Grand Prix President Dale Jantzen announced that Redback Networks, an Ericsson company, would be the title sponsor of the 1.443 mile, seven-turn downtown temporary street circuit in 2007, the "Redback Raceway". The event was known as the San Jose Grand Prix at Redback Raceway. Prior to the race on July 24, Ryan Dalziel, driver of the #28 DP01 for Pacific Coast Motorsports suffered a broken collarbone while training on his bicycle Tuesday morning. As a result of the injury, Dalziel missed the San Jose Grand Prix at Redback Raceway. Dalziel consulted with Dr. Terry Trammell in order to determine his eligibility for round ten of the Champ Car World Series at Road America. Mario Domínguez was announced the next day as his replacement for San Jose. Race events were held from July 27–29. On course the 2007 event featured races run by the Historic Stock Car Racing Series, Formula D drift competitions, Formula BMW, Atlantic Championship and the marquee running of the Champ Car World Series. Friday and Saturday featured qualifying for the Champ Car race, with Sebastien Bourdais winning the provisional pole on Friday. However the 2007 San Jose Grand Prix pole sitter for the Champ Car race was Justin Wilson from the UK with a run of 49.039 on Saturday. The race was won by Champ Car rookie driver Robert Doornbos from the Netherlands. The Champ Car Atlantic race was won by Jonathan Bomarito. Final attendance figures released for the Grand Prix showed mixed results when compared to 2006. 3-Day paid attendance was down slightly as was attendance on Saturday to 81,538.