CORONADO, Calif. (March 21, 2022) Chief Mass Communication Specialist Joan Jennings, supervises Navy Sea, Air and Land (SEAL) and Special Warfare Combatant-Craft Crewman (SWCC) candidates during swim training in the combat training tank onboard Naval Amphibious Base Coronado. Jennings is an instructor at Naval Special Warfare Basic Training Command, a component of Naval Special Warfare Center. NSWCEN provides initial assessment and selection and subsequent advanced training to the Sailors who make up the Navy's SEAL and Special Boat communities. These communities support the NSW mission, providing maritime special operations forces to conduct full spectrum operators, unilaterally or with partners, to support national objectives. (U.S. Navy photo by Benjamin K. Kittleson)