keywords: bounce kerry democrats fade mean
text: Democrats Claim Bush's Bounce Will Fade WASHINGTON - Democrats on Sunday said President Bush's post-convention bounce was triggered by "four days of mean, vicious attacks" on John Kerry, and would be short-lived.    They vowed a nonstop, two-month offensive to make up for any lost ground as Kerry made personnel changes at the top of his campaign for the final sprint to Election Day...