As the clock crept toward midnight in Iowa with no official results from the caucuses yet released, Elizabeth Warren’s campaign sent her most high-profile surrogate, Julián Castro—2020 presidential contender himself—to talk to reporters gathered at her event. Castro, Obama’s former secretary of housing and urban development, took the opportunity to hammer home one of his own campaign’s final messages: The Iowa caucuses are bad, and the state doesn’t deserve its vaunted place in American politics.