Gil Kerlikowske, the recently retired commissioner of U.S. Customs and Border Protection and current Institute of Politics fellow, discusses the breakdowns in the rollout of the Trump administration’s executive order limiting travel by citizens of seven Middle Eastern nations into the United States. Kerlikowske details the complexity involved in implementing a major policy across the country’s largest law enforcement agency, and how a lack of planning and communication ended up creating chaos after the executive order was signed.