Mark Blumenthal picks up on something I've been wondering: when Rep. Kendrick Meek (D-FL) is paired against likely Republican nominee Marco Rubio in a two-way race for the Florida Senate seat -- assuming Charlie Crist doesn't run as an independent -- Meek comes within six points, on average, of the Republican. This, when barely a quarter of Florida voters say they know anything about him. His upside potential is large enough, given the right conditions, to run very competitively.

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