On-track activity will begin on Friday, July 3rd with MotoGP and AMA Pro Practice. Saturday, July 4th will see MotoGP and AMA Pro Qualifying and will end with the AMA Pro SuperSport race. Each premier class will have one race, ending the weekend on Sunday with the AMA Pro American Superbike, AMA Pro Daytona SportBike and MotoGP World Championship finals.Gill Campbell Speaks…"We are showcasing the premier overseas and American motorcycle riders," said Gill Campbell CEO/general manager, Mazda Raceway Laguna Seca. "During the Red Bull U.S. Grand Prix you will be able to watch the amazing talents of our U.S. riders – Nicky Hayden, Colin Edwards and Ben Bostrom."The event weekend will see a racing reunion for the championship-winning Hayden brothers across the three premier classes, with 2002 AMA Pro American Superbike and 2006 World Champion Nicky Hayden in MotoGP, 2005 AMA Pro SuperSport Champion Tommy Hayden in AMA Pro American Superbike, and 2007 AMA Pro SuperSport Champion Roger Hayden in AMA Pro Daytona SportBike.Tommy Hayden Speaks…"It’s kind of cool to have everyone race together and it’s great for my family – less stressful for my parents – to see us race all together and not be spread out all over the world," said Tommy Hayden, rider of the No. 22 Rockstar/Makita Suzuki GSX-R1000. "So it’s really great for all of us and we always look forward to that race weekend."Roger Hayden Speaks…"This will be the fifth year that we all get to be together at this race," added Roger Hayden, who will compete aboard the No. 95 Monster Energy Attack Kawasaki Ninja ZX-6R. "I really like having the whole family there. It’s nice to be able to race and also cheer on my brothers at the same time."