As I said on another thread: Sanford's problems strengthen Palin. She senses blood in the water.   He won't trouble her any more for the nomination.   He was potentially a strong opponent--til the Argentina trip. She already has a strong national fan base. Huckabee has shot his wad.

And don't think politicians don't plan years in advance.   Look at Reagan.

Now let's see if there are any serious complications in Alaska which could yet derail her.