CHARLOTTE, N.C. - Six times already Sam Hornish Jr. has tried to make it into NASCAR's main event, and all six times he's been sent home. The failure has only made him want it more. The three-time Indy Car Series champion is moving to NASCAR in 2008, joining the mass exodus of open-wheel stars fleeing to America's most popular racing series. He told The Associated Press he will drive the No. 77 Dodge next season for Penske Racing with Mobil 1 as the sponsor. "I've tried to qualify for these Cup races, and it's kind of lit a little bit...