On The DMZ, Matt and Bill scratch their heads at the unnecessary departure of Richard Grenell from the Romney campaign, but Matt has a theory about what really happened. By using Bin Laden’s death in a campaign ad, has Obama sullied what should be a unifying moment? Bill defends Obama’s political strategy on Bin Laden, but Matt sees evidence of cynical politics. Plus, Matt explains how Ayn Rand is conservatism’s “gateway drug.”