Even though Jon Huntsman, Jr. stopped pretending not to run for president to become President Obama's ambassador to China, associates of the former Utah Governor say that he will return to the U.S. as a proud Republican and will probably try to position himself for a 2016 run. The thinking is that the GOP will have shaken off the willies by then and be ready to modernize. In any event, Sarah Palin has today called out Amb. Huntsman in a Tweet, which marks the first time, I believe, that Palin has referenced a fellow Republican and potential presidential aspirant in a provocative way. She's referring to reports that Assistant Sec. of State Michael Posner intended to admit to China that the United States's human rights record wasn't always exemplary, citing the Arizona immigration law is an example. This humility, apparently, is a way for the administration to ease into a discussion of China's human rights' record. Such is the outrage of the day for conservatives ... and even neutrally, comparing China's regular and brutal and unapologetic detention of political dissidents to the temporary detention of citizens caught without papers is ... a tough case to make.  Here's Palin's Tweet: