Three days after the 2014 midterm election, a super PAC supporting a 2016 presidential bid by Ted Cruz was born.The Stand For Principle PAC was established by Maria Strollo Zack, a Georgia-based lobbyist and political operative who previously worked on GOP White House campaigns by Mike Huckabee and Newt Gingrich. But after seeing the freshman senator from Texas speak at a conference and meeting him at a campaign event for Georgia Sen.-elect David Perdue, Zack decided she had settled on her presidential horse for the 2016 cycle.She calls Cruz "bold, fearless and willing to do what it takes to stand...