WASHINGTON -- The FBI considered John Kerry a "glib, cool" spokesman for Vietnam war protesters when he was attached to an anti-war veterans group, but the bureau focused on more radical elements of the organization during an investigation spanning four years, documents show. In more than 9,000 pages from the early 1970s, the FBI is seen tracking the protests, manifestos and myriad activities of Vietnam Veterans Against the War, and concluding that the group took a more extreme turn in the years after Kerry, now the Democratic presidential candidate, quit it. FBI files on the organization were released Wednesday in...