The most sought-after endorsement of this political cycle will be from a woman who holds no political office and is not currently seeking one. That is why each of the Republican candidates have done the equivalent of kissing Sarah Palin's ring. RealClearPolitics believes that former House Speaker Newt Gingrich has the inside track for getting the Palin endorsement. Of course, reports about what Palin will or will not do is largely conjecture, even if it is sourced from people said to be within the Palin inner circle. Only Palin will know who she intends to endorse and when. Any definitive...