White House spokesman Scott McClellan says Karl Rove wasn’t the source of the leak to Robert Novak . . . Speaking of Novak, the columnist says the Republicans are starting to worry about the election . . . Remember when you were a kid and you saw Arnold Schwarzenegger posing in a thong or a Speedo or something and it really creeped you out? Enter the strange mind and bizarre world of the former bodybuilder running for governor of California . . . Vice President Dick Cheney continues to peddle the lie linking Saddam Hussein and the September 11 terrorist attacks. . . Have a job for a diplomat? Send a former librarian . . . File under: “Big Surprise.” New Criterion theater critic Mark Steyn didn’t much care for Professor Edward Said . . . Charles Krauthammer thinks Sen. Edward M. Kennedy (D-Mass.) is “unhinged.” Well he ought to know (“Is there no balm in Gilead? Is there no physician there?” -- Jeremiah 8:22) . . . Wonder who thought it was a good idea for Walter Cronkite to write a regular column. Although Rittenhouse agrees with the premise of Cronkite’s latest piece, the former anchorman’s “don’t mind me, I’m just a wizened old geezer” shtick is really lame . . . Radio hostess Laura Ingraham’s new book, Shut Up & Sing, hit the New York Times bestsellers list, with, of course, as the paper notes, a little help from the requisite “bulk purchases.” How long before Ingraham complains bookstore owners and managers are hiding her little tome from eager buyers? Hey, any footnotes in that thing?