No political bias – none at all. So says the independent panel that CBS News asked to find out what went wrong with its infamous 60 Minutes broadcast concerning George W. Bush's service in the Texas Air National Guard. "The panel," says its 224-page report, "cannot conclude that a political agenda at 60 Minutes drove the ... segment." Why not? Certainly the panel could have drawn that conclusion had it uncovered "smoking gun" evidence – such as an anti-Bush or pro-John Kerry e-mail written by, say, the producer, Mary Mapes. Or if it had found evidence of an agenda in...