Former Republican vice-presidential candidate Sarah Palin has called for Gov. Mitt Romney to release his tax returns, as well as the data that could substantiate his claim of having created 100,000 jobs as CEO of Bain Capital. Romney has resisted releasing his tax returns, and his campaign has thus far refused to provide the hard proof to back up his claims about Bain. “Governor Romney has claimed to have created 100,000 jobs at Bain, and people are wanting to know: is there proof?” Palin told Sean Hannity on Fox News. Rick Tyler, former Gingrich aide and head of Newt Gingrich’s...