Coincidentally, on the day New Jersey Gov. Chris Christie held a formal press conference to again announce that he would not officially enter the presidential contest, DVDs of a documentary titled The Undefeated, an independent film about former Alaska Gov. Sarah Palin’s record of reform in taking on the crony capitalists and the political establishment in Alaska, went on sale at Walmart stores and online outlets such as Amazon.com. A new national CBS poll, has Herman Cain tied with Mitt Romney with 17% of the vote. What may be more striking though, is that 18% of those polled were still...