Naval Reserve Deep Submergence Unit Detachment Commanding Officer Cmdr. Brian Granger directs Chief of Navy Reserve Vice Adm. Dirk Debbink and Active component Deep Submergence Unit Detachment Commanding Officer Cmdr. Davy Lemly during Debbink’s recent visit to the Navy's only world-wide deployable 24/7 submarine rescue unit. Debbink talked with Active and Reserve component Sailors about upcoming changes and enhancements intended to make the Navy Reserve a more ready and accessible force.