The Cruz people faithfully reported idle speculation that they heard on CNN as fact, without suspicion or even curiosity given CNN's history of bias. They saw an opportunity to grab some votes on the cheap, and they thought they could get away with it.
You’re welcome to go to FR’s Iowa Forum (through ‘Account’ and ‘My Locale’) and read what a number of caucus attendees report about their Iowa caucus experience.
Want some cheese with that whine?
Cruz’ campaign manager Jeff Roe had played that same dirty trick before back in Missouri. It is just part of who they are... And they give themselves a pass because they are such good and devout people.