Even The Daily Show host admits it: the Obama campaign ad questioning whether Romney would have pulled the trigger (so to speak) on Osama bin Laden wasn't in good taste. 

Republicans predictably latched onto the "politicizing,"  but from what they were saying you couldn't tell if they were paying any attention during George W. Bush's presidency. George Pataki, Sean Hannity, and Ed Gillespie all seemed to forget that Obama's predecessor politicized 9/11 to high heaven, wondering in campaign ads himself how poorly John Kerry would have handled the aftermath of the terrorist attacks. (How Jon Stewart must relish the opportunity to make fun of W. again!) His conclusion: the GOP is suffering from a serious case of dementia.

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Part 2: