right now on the nevada caucuses. mitt romney is hoping for a win so big that it start a chain reaction across the country. this campaign went down the hill. romney had his day in florida and wants to keep his momentum going. i will lead us on to prosperity. gingrich vows to fight on no matter how he does tonight. we will be in tampa as the nominee. the final four candidates in a marathon race for delegates. we re in third place when it comes to delegates and that s what really counts. the party s big prize. our will be a united party. will republicans rally behind a single candidate soon or will the infighting last for months? i don t believe the republican party is going to nominate a liberal. i think they are looking for an alternative to mitt romney. his stakes are high. every contest matters. we re going to beat money power with people power. in nevada, right now, all bets are off. from the cnn election center, i m wolf blitzer. weapon w