This morning brought this wire story from the Associated Press: by Ron Fournier BOSTON (AP) - Sen. John Kerry accused President Bush on Thursday of relying on front groups to challenge his record of valor in Vietnam, asserting, "He wants them to do his dirty work." (snip) [John Kerry said] "But here's what you really need to know about them. They're funded by hundreds of thousands of dollars from a Republican contributor out of Texas. They're a front for the Bush campaign. And the fact that the President won't denounce what they're up to tells you everything you need to...