From Talk Left.
Very short form Caucuses suck; Barack's "win" is based almost exclusively on caucuses. It is a 15 page document and makes a strong Pro-Hillary argument.
Still the nagging question remains why did not Hillary have a plan for the caucus states? Why was she so badly crushed in February? There was a deep organizational flaw in team Hillary that hurt her badly. A better campaign would have had a better ground game in the caucus states.