U.S. Air Force Gen. John E. Hyten (center), commander of U.S. Strategic Command (USSTRATCOM) receives a brief on how the U.S. Submarine Force supports USSTRATCOM mission requirements at Naval Air Station Norfolk, Va. Hyten is visiting submarine forces, his first as commander of USSTRATCOM, to see the operations of one leg of the nuclear triad. One of nine DoD unified combatant commands, USSTRATCOM has global strategic missions assigned through the Unified Command Plan that include strategic deterrence; space operations; cyberspace operations; joint electronic warfare; global strike; missile defense; intelligence, surveillance and reconnaissance; and analysis and targeting.