Nominations of John K. Tien, Robert P. Silvers, and Jonathan E. Meyer : hearing before the Committee on Homeland Security and Governmental Affairs, United States Senate, One Hundred Seventeenth Congress, first session : nomination of John K. Tien to be Deputy Secretary, Department of Homeland Security, Robert P. Silver to be Under Secretary for Strategy, Policy, and Plans, Department of Homeland Security, and Jonathan E. Meyer to be General Counsel, Department of Homeland Security, May 27, 2021.