This is according to a new Rasmussen poll. The most significant part of the findings is how independents split:
Among voters not affiliated with either of the major parties, the
Republican holds a sizable 59% to 22% lead. In December, Giannoulias was up by three points over
Kirk. In October, the two men were tied at 41% each. In mid-August, Kirk held a modest 41% to 38% lead
There's a lot of other interesting stuff about Illinois voters in this, and a look at the incumbent Democratic senators who are trailing in the polls.