This episode's headline: The President's Crisis; Tracking the Story; Conspiracy?; State of the Union; Cars of the Future. ANCHOR: JIM LEHRER; GUESTS: HILLARY RODHAM CLINTON; DAN BALZ, Washington Post; PATRICK McGUIGAN, Daily Oklahoman; LEE CULLUM, Dallas Morning News; ROBERT KITTLE, San Diego Union Tribune; CYNTHIA TUCKER, Atlanta Constitution; MIKE BARNICLE, Boston Globe; GENE LYONS, Arkansas Democrat-Gazette; MARK SHIELDS, Syndicated Columnist;PAUL GIGOT, Wall Street Journal; NORMAN ORNSTEIN, American Enterprise Institute; CORRESPONDENTS: ELIZABETH FARNSWORTH; MATT LAUER; MARGARET WARNER;TOM BEARDEN