Credit the campaign's organization in the caucus states -- Obama won supermajorites in Alaska (75%), Kansas (74%), Colorado (68%), Minnesota (68%) and in the primary state of Georgia (68%). Obama's margin of victory in Illinois was proportionately larger than Clinton's margin in New York -- more than enough to give him some extra delegates.
We want to hear what you think about this article. Submit a letter to the editor or write to letters@theatlantic.com.
Marc Ambinder is an Atlantic contributing editor. He is also a senior contributor at Defense One, a contributing editor at GQ, and a regular contributor at The Week.