Watch: House Homeland Security Committee holds a hearing on immigration

House Homeland Security will hold a hearing on "Children in CBP Custody: Examining Deaths, Medical Care Procedures, and Improper Spending." Witnesses include Inspector General Joseph Cuffari, Department of Homeland Security; Dr. Roger Mitchell, Chief Medical Examiner; Rebecca Gambler, Director, Homeland Security and Justice, US Government Accountability Office, and a pediatrician.  This event is expected to begin at 12:00pm noon EDT.