The Boston Globe asks why Clinton is doubling down. Good question. Could it be that she would rather see McCain win in November? Nicholas Kristof is also wondering. Harold Meyerson likens the Clintons to Cronus, who ate his children.

Karl Rove has a good analysis of the whole situation in this piece in The Wall Street Journal. But I especially like Rove's last point...

Almost everything we think we know right now will be revised and even overturned during the next six months. This has been a race in which conventional wisdom has often been proven wrong. The improbable or thought-to-be impossible has happened with regularity. It has created a boom market for punditry and opinion offering, and one of the grandest possible spectacles for political junkies in decades. Hold on to your hat. It's going to be one heck of a ride through Nov. 4.

Read the whole thing.