As noted, one of my rules of thumb for my election predictions was that any incumbent below 50 is in at least a little trouble, and an incumbent in the mid-40s is in real trouble. The more well-known and well-established the incumbent, the more trouble they're in. I usually give those folks about one or two percent of the remaining undecided; that's how I ended up getting Massachusetts right. My last pick was California's Senate race, reluctantly picking Democratic incumbent Barbara Boxer over Republican Carly Fiorina, spurred in part by Boxer reaching 49.5 percent in the RealClearPolitics average. But in between writing down the picks and now, she's slid to 48.5 percent , a very tenuous position in my usual formula. Looking at the RCP average for
Democrats say it is critical that they turn out African American voters this November. But for Robin Carnahan, the party’s nominee for Senate in Missouri, that is proving to be tricky.

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Democrats Conflicted on Black Vote, Obama
St. Louis's alternative weekly paper notices that Nate Silver puts Missouri Democrat Robin Carnahan's chances of winning her Senate race at . . . 9 percent. I guess you could say his assessment is Blunt . Jim Geraghty
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Silver Sees a Sliver of a Chance for Carnahan
I hear Joe Biden is doing a fundraiser for Missouri Senate candidate Robin Carnahan on October 7. Perhaps this is a make-up for the last time he was in the state and didn't mention her , and she didn't show up for his event. Jim Geraghty
Link:
Aww. It Looks Like Biden and Carnahan Are Reconciling.
In Missouri, Democrat Robin Carnahan is being assisted by
The first general-election
Total votes for Democrat Robin Carnahan in St. Louis County, Missouri , in yesterday's U.S. Senate primary: 58,775. Total votes for Republican Roy Blunt in
