Osama bin Laden is dead, but President Obama is determined not to let him rest. The bearded terrorist who once led al Qaeda has become, for Obama and his surrogates, a bumper-sticker slogan to be trotted out at campaign events — a symbol of the supposed success of his administration’s foreign policy.

“Osama bin Laden is dead, General Motors is alive,” is how Vice President Biden put it at the Democratic convention.