The disgusting details are here. Glenn Kessler's introduction:
... a new ad released by the Romney campaign is almost a “greatest hits” version of claims that have been thoroughly debunked by fact checkers, including this column. Let’s spin the record once again!
Willard is a PATHOLOGICAL LIAR. How ANYONE can think such a person would be anything but a bloody disaster were he to lie his way into power is beyond me.