Has Crist lost his Mojo?

Is that what hurt Charlie Crist with Republicans

A lot can happen in just a short amount of time.

What's happening to Charlie Crist? Hugging up to President Obama hasn't helped him with Florida voters. Accepting Stimulus didn't help him either. Now he's coming out with negative attack ads against Marco Rubio and he loses another endorsement-- Rudy Giuliani endorses Rubio.