Arizona has 55 pledged and nine unpledged delegates. Of the 55 pledged delegates, 36 are district-level delegates (based on results of a given district's binding primary), 12 are at-large delegates and seven are "party leader and elected official" (PLEO) delegates. Of the nine unpledged delegates, eight are PLEO delegates and one is an add-on chosen during the state Democratic convention on April 17, 2004.
For more about the delegate selection process, click here.
How does CNN project winners in races? Click here.
Exit polls are a survey of selected voters taken soon after they leave their voting place. Pollsters use this sample information, collected from a small percentage of voters, to track and project how all voters or specific segments of the voters sided on a particular race or ballot measure. For more on how to read exit polls, click here.