The link I posted on the Cruz campaign sending out a mailing to shame GOP infrequent voters is correct. Another factor which might influence the vote on Monday is the weather. Here is a post on the weather in the midwest the next two days. If the weather is not so bad one Monday, they fear the weather on Tuesday could severely hamper travel to New Hampshire.
Thus keeping the candidates stuck in Iowa,you mean?
Thank you for the mention of these things.