This document provides the statement of John E. Hyten, Commander of US Strategic Command, before the House Committee on Armed Services on March 28, 2019. Hyten discusses the global security environment characterized by strategic competition from China and Russia. He emphasizes maintaining an effective nuclear triad and modernizing nuclear command, control and communications (NC3) capabilities to deter strategic attacks from adversaries pursuing asymmetric technologies. Hyten also stresses the need to accept risk and move faster than competitors to maintain strategic deterrence in this changing environment.