AUSTIN, Texas (CNN) -- Texas Gov. George W. Bush said he will go ahead with forming an administration after Florida officials certified his 537-vote lead in that state's presidential recount Sunday, but Vice President Al Gore prepared to challenge those results in a formal contest. Bush named his running mate, former Defense Secretary Dick Cheney, to lead his transition team, and former Transportation Secretary Andrew Card to serve as chief of staff. "This has been a hard-fought election, a healthy contest for American democracy," Bush said. "But now that the votes are counted, it is time for the votes to...