Republicans Accuse Kerry of Planning Dirty Campaign Thu February 12, 2004 06:47 PM ET (Page 1 of 2) By Steve Holland WASHINGTON (Reuters) - The head of President Bush's Republican Party accused Democrat John Kerry's campaign on Thursday of planning the "dirtiest campaign in modern presidential politics" in a scorched-earth bid to oust Bush in November. Republican National Committee Chairman Ed Gillespie took the offensive against the Democrats after days in which Bush has been on the defensive over Democratic charges that he shirked his Air National Guard duties in the Vietnam war. "It's only February and they have made...