now. we can't forget that they are connected. mike, thank you very much. >> reporter: sure. jon: now let's take a look at the republican republican presidential campaign, pretty much headquartered in colorado today. three of the candidates are campaigning in the rocky mountain state, 36 delegates up to grabs there. mitt romney, newt gingrich, rick santorum have events planned for today in colorado, ahead of the caucuses there tomorrow. alysha -- alicia acuna is live for us in tk*pb ver. >> reporter: governor romney will hold a rally today in grand junction. meantime, later on today, two of his republican rival, speaker beginning arrive and senator santorum, will participate in an election energy summit where the topic of discussion will be domestic energy development, a really big issue in colorado. ron paul did spend quite a bit of time here last week. the top four candidates are all giving the rocky mountain state's caucus big attention. there are 36 delegates up for grabs, however, tomorrow