The latest Economist Poll has Sen. John Kerry leading President Bush, 47% to 45%. Another interesting finding is that 49% of those who have seen the photograph of the bulge in President Bush's jacket from the first debate think he was wearing a radio transmitter, though only 23% of those survey have seen it.
For a complete listing of state polls, see 2.004k.com. The latest hourly projections from this database show Kerry with a 54% probability of winning the election.