Rasmussen continues to splash a little cold water on the idea that this race is a tossup, but the trend has been good for Lunsford since July. McConnell continues to lose support from Democrats (down to 23% from 28% in the September poll), but made up some ground among unaffiliated voters. If I were McConnell, I'd still be scared of these trend lines, though.
UPDATE: The DSCC is out with a new ad hitting McConnell on trade: