Check out this video clip, from a stump speech in Pennsylvania today. In it, McCain says:

Across this country this is the agenda I have set before my fellow prisoners, and the same standards of clarity and candor must now be applied to my opponent!

It's obviously a slip-up and nothing more (and kudos to him for powering through and hoping nobody noticed), but if you watch closely, in the background you can see a small part of Sarah Palin quietly die.

"My Fellow Prisoners" [Ground Report]