Speaking with Gwen Ifill at today's Peter G. Petersen Foundation Fiscal Summit, former president Bill Clinton had this to say about Karl Rove's health claims about his wife: "I gotta give him credit. That embodies the old saying that consistency is the hobgoblin of little minds. First they said she faked her concussion, now they say she's auditioning for a part on 'The Walking Dead.' Whatever it takes."