Naval Special Warfare Development Group. SEAL Team 6 / Six. Intelligence / Intel / N3. Condition: Used, and in good shape. NOTE: Images have been blacked out in areas to deter fakes being made. The coin is approximately 1 3/4 inches in diameter. Scuttlebutt, due to the closed hole information about the secret squirrel organization known as DEVGRU or ST6 is that the traditional intelligence done by the White Squadron was short lived. There were only a handful of years White Squadron was within SEAL Team 6. These intelligence functions and operations still exist in ST6, but are no longer organized as such. Therefore, making any challenge coins of White Squadron and any element/platoons under their command are extraordinarily rare. United States Tier 1 – Special Mission Unit. Special mission units are a Tier One units, and are commanded and controlled by Joint Special Operations Command. In addition to performing highly classified activities the special mission units are also tasked with “special missions”, sometimes referring to unconventional warfare. So far, only four SMUs have been publicly disclosed. S 1st Special Forces Operational Detachment – Delta. S 75th Ranger Regiment. S Naval Special Warfare Development Group. S 24th Special Tactics Squadron. Units from the Army’s 75th Ranger Regiment. And 160th Special Operations Aviation Regiment. (160th SOAR) are controlled by JSOC when deployed as part of JSOC Task Forces such as Task Force 121. And Task Force 145. The Intelligence Support Activity. (ISA) is also under JSOC and has been referred to as a special mission unit. The ISA collects specific target intelligence prior to SMU missions, and provides signals support, etc. The Army once maintained the ISA, but after the September 11 attacks. Shifted direct control to Joint Special Operations Command at Fort Bragg, NC. NOTE: Never personally given any of the coins. All coins are guaranteed to be in excellent condition unless specified above. The free listing tool.