Recent comments by Kerry campaign "guru" Tad Devine hinted that Bush's bounce is over, and that polls are moving towards Kerry. Is this true? To answer the question for myself I analyzed the horserace results from 13 major pollseters: AP/Ipos, Fox, CBS, NBC, Zogby, IBD/TIPP, Gallup, ARG, Battleground, Pew, Harris, Newsweek, and Time. I think I got them all. METHODI define "momentum" for Kerry as closing the gap by a reasonable margin (a 1-2 point swing is statistically irrelevant). So I looked to see if the margin for any of these polls has closed for Kerry recently. And of course...