This election cycle's barrage of negative campaigning has gotten a lot of attention lately.

"All those negative ads don't matter. When you come together, you cannot be stopped," President Obama told supporters at a campaign event in Jacksonville, Florida.

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And while it is true that Obama faces a battery of negative ads from independent groups funded by unknown individuals, and it's also true that Mitt Romney is a relentless negative campaigner, the president is not so innocent on this charge, either. Which is what we took a look at in this week's Political Punch digital show:

-Jake Tapper