** ADVANCE FOR SUNDAY NOV. 20 - FILE ** New York Gov. George Pataki, left, New York City Mayor Rudolph Giuliani, center, and Sen. Hillary Rodham Clinton, D-N.Y., tour the site of the World Trade Center disaster in New York in this Sept. 12, 2001, file photo. The two lead party rivals in polling for the far-off White House race in 2008, a potential blockbuster matchup that promises all the political buzz and tabloid hype that only Hillary v. Rudy could deliver. (AP Photo/Robert F. Bukaty)