They are clearly trying to prevent him from getting the nomination. If he somehow gets shot by some crazed nut between now and November, I will not be surprised. The CIA has recipes for making crazed nuts.
Again, Palin will never be elected to anything ever again. Her wad has been shot. And of course, she is as ignorant a person who has ever run for office. She is the political equivalent of a Kardassian, famous mostly for being famous.