Seymour M. Hersh, the Pulitzer Prize-winning investigative reporter now writing for The New Yorker magazine, was asked Tuesday at the University of Michigan why Sen. John Kerry isn't easily leading the presidential race over George W. Bush when the war in Iraq is going so badly. "I think one thing you have to face up to is the fact there are roughly 70 million people in America who do not believe in evolution - and those are Bush supporters," said Hersh, who is up front about his support for Kerry. Hersh's observations about the presidential campaign, the war in Iraq...