Sarah Palin’s “One Nation” bus tour had people speculating about a presidential run, but is it already over? The former governor has returned home to the 49th state, even though her aides’ itineraries show her traveling through the Midwest and Southeast this month. Mama Grizzly’s reasons for returning home are unknown. Speculators suggest it could mean she has decided against a run in 2012, or just the opposite, taking a break to think things through.
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