Sarah Palin appears to be designing her impending visit to Iowa to be as low-key as possible. The former Alaska governor is slated to arrive in the small Iowa town of Pella on Tuesday to attend the premiere of "The Undefeated" -- a flattering documentary that highlights her accomplishments in office and bangs the drum for a potential insurgent campaign for the Republican presidential nomination. Though she is never lacking for attention, Palin's trip figures to be scrutinized especially closely, since it will mark her first appearance this year in the nation's first voting state. Politico reported on Monday that...