It looks like the DNC doesn't plan to let this issue go away. Joe Barton's apology to BP for the Obama "shakedown" that led to setting up a $20 billion escrow account wasn't a "gaffe." It was a follow up on the Republican assertion that by standing up to BP, Obama was pulling a "Chicago style shakedown."
The Rs may have overplayed their hand on this one.
Here's the latest DNC ad.