 Half of Romney's votes came from Mormons, while two-thirds of the independent voters favored Paul.According to the Las Vegas Sun, Republicans crossed over in large numbers to vote Democratic; CNN exit polls indicated that Republican voters made up 4% of the Democratic caucus turnout.The Nevada Republican Party caucus is a closed caucus open to those who were registered 30 days before the caucus date, and 17-year-olds who are eligible to vote in the general election in November.