In a Zogby poll released on the eve of the Maryland Senate primary, Kweisi Mfume leads Michael Steele 49.9% to 39%.
Full results (click on "MD"): http://online.wsj.com/...
Ben Cardin leads Steele by a slightly smaller margin, 9.2%.
This represents a 15-point swing for Mfume from a largely discredited Gonzales poll three weeks ago.
The major Dem establishment tactic against Mfume's candidacy has been to question whether he could beat Steele in the general. That will clearly have to be rethought.