6994th Security Squadron Headquarters established at Tan Son Nhut, Vietnam, under the Project name, “Combat Cougar”.
First operational mission for EC-47 out of Tan Son Nhut. Project “Drill Press” began in Hue Phu Bai, Vietnam.
Detachment 1 of the 6994th Security Squadron established in Nha Trang, Vietnam.
Detachment 2 of the 6994th Security Squadron established in Pleiku, Vietnam.
Tide 86, flying out of Nha Trang, was shot down. Losses include:
TSgt. Raymond F. Leftwich (6994th)
A1C Charles D. Land (6994th)
A1C Daniel C. Reese (6994th)
Major Leroy P. Bohner (361st)
Major Ivel D. Freeman (361st)
Captain Roger P. Richardson (361st)
SSgt. Prentice F. Benton (361st)
Ground Attack in Nha Trang. TSGT Frederick T. Sebers lost.
Project “Drill Press” moved from Hue Phu Bai to Pleiku.
CAP 72 flying out of Pleiku is shot down. Losses include:
TSgt. Louis J. Clever (6994th)
SSgt. James V. Dorsey (6994th)
TSgt. Hugh L. Sherburn (6994th)
SSgt. Rodney H. Gott (6994th)
Sgt. Clarence L, McNeill (6994th)
Lt. Col. Harry T. Niggle (362nd)
Maj. JHomer M. Lynn (362nd)
Maj. Robert E. Olson (362nd)
Capt. Walter F. Burke (362nd)
MSgt. Wilton N. Hatton (362nd)
Detachment 3 of the 6994th Security Squadron established in Nakon Phanom Royal Thai Air Force Base, Thailand.
Detachment 1 moved from Nha Trang to Phu Cat, Vietnam.
Prong 33 flying out of Phu Cat crashes due to mechanical problems. Losses include:
SSgt Elmore L. Hall (6994th)
Sgt Michael L. Stiglich (6994th)
1st Lt. Ronald H. Knight (361st)
1st Lt. Max E. Rosen (361st)
Capt. Bradley R. Ransom (361st)
TSgt Sylvester W. Redman (361st)
CAP 53 flying out of Pleiku is shot down. Losses include:
SSgt Michael R. Conner (6994th)
1st Lt. George M. Wall (361st)
Sgt Phil Ehrhorn (6994th)
Sgt Danny E. Russell (6994th)
Sgt Ron Lawler (6994th)
1st Lt. “Nasty” Nasipak (361st)
Capt. Carl Lemon (361st)
SSgt. Edward J. Mosley (361st)
“Combat Cougar” renamed to “Combat Cross” due to suspected compromise of nickname.
Detachment 2 moved from Pleiku to Da Nang, Vietnam.
Detachment 1 (Phu Cat) is deactivated.
Baron 56, returning to base in Nakhon Phanom RTAFB, Thailand, crashes due to mechanical problems. Losses include:
MSgt. John W. Ryon (6994th)
Capt. Robert A. Kohn (361st)
SSgt Paul W. Weyandt (6994th)
Sgt Thomas E. Way (6994th)
Sgt Charles F. Fidroeff (6994th)
Sgt Laurent A. Morin (6994th)
Sgt Claude W. Pennell Jr. (6994th)
2nd Lt. Edgar H. Hirshouer III (361st)
1st Lt. Michael G. Danielle (361st)
Lt. Col. Howe L. Vandegriff (361st)
6994th Headquarters moved from Tan Son Nhut to Nakon Phanom, Thailand.
Detachment 3 moved from Nakon Phanom RTAFB, Thailand to Ubon, Thailand.
Baron 52, flying out of Ubon, is shot down. Losses include:
SSgt Todd M. Melton (6994th)
Sgt Joseph A. Matejov (6994th)
Sgt. Peter R. Cressman (6994th)
Sgt Dale Brandenburg (6994th)
Capt George R. Spitz (361st)
2nd Lt Severo J. Primm III (361st)
Capt Arthur R. Bollinger (361st)
1st Lt. Robert E. Bernhardt (361st)
Detachment 2 (Da Nang) is deactivated.
6994th Headquarters moved from Nakon Phanom, Thailand, to Ubon, Thailand.
Detachment 3 (Ubon) is deactivated.
Last EC-47 mission flown.
6994th Security Squadron is deactivated.