Sen. Mark Warner made an appearance on “Special Report” Thursday night, talking about all manner of things, including Obamacare and the recently struck budget deal. This is the portrait of a pol in re-election mode. He tries to put distance between himself and the policies for which he has voted — always a fun thing to watch — while also falling back on his time-honored narrative: I’m a business guy who has done business-y things.
Unlike his first Senate run, Warner has a national voting record to defend [2]. It’s the sort of record a challenger could use to great effect…