sentences:  The battalion has a mission of conducting Cadet Summer Training (CST) for Reserve Officer's Training Corps (ROTC) basic (first-year) cadets at Fort Knox, KY.The battalion has six Drill Sergeant companies, located in Charlottesville, VA (A Co), Salem, VA (B Co), Charleston, WV (C Co), Lynchburg, VA (D Co), Culpeper, VA (E Co), and Dublin, VA (F Co).Constituted 5 August 1917 in the National Army (USA) as the 317th Infantry and assigned to the 80th Division
  
  Organized 23–27 August 1917 at Camp Lee, Virginia
  
  Demobilized 13–14 June at Camp Lee, Virginia
  
  Reconstituted 24 June 1921 in the Organized Reserves as the 317th Infantry and assigned to the 80th Division (later redesignated as the 80th Infantry Division)
  
  Organized in November 1921 with headquarters at Lynchburg, Virginia
  
  Ordered into active military service 15 July 1942 and reorganized at Camp Forrest, Tennessee
  
  Inactivated 10 January 1946 at Camp Kilmer, New Jersey
  
  Redesignated 15 July 1946 as the 317th Parachute Infantry, an element of the 80th Airborne Division
  
  Redesignated 23 September 1946 as the 317th Glider Infantry
  
  Activated 14 November 1946 in the Organized Reserves with headquarters at Washington, D.C.