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I T e ;P's E e ft ,E T TIUIU! SECTION ONE OF HI03/11l6/V.CK-ElR8-66 PRELIMINARY AIR ACTl-VITY REPORT IflFORM'ATIOH COUTAHIED HEREill-REPRESElfTS PRELIMINARY ANALYSIS OF SIGIHT AVAILABLE TO USJ-794 AS OF 1112~BZ OCTOBER 1966. SE~TION OllE - SUMMARY OF DRV AIR - D~FEHSE AltD FLIGHT ACTIVITY FOR IS OCTOBER 1966. DETHEEH S637 AHD S721Z, A PllUC YEN BASED MIG-21 ATTEMPTED TO IllTERCEPT THE BLUE SPRINGS DROl~E

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· -llORHIEAST OF PllUC YEH, OUT ABORTED -TH~--ltHERCEPT BECAUSE OF LOI-I FUEL,. AND ··--····· SUBSEQUEllTLY RECOVERED AT HAIPHOltG KIEll AH. O~LY HIHE, POSSIBLY 1EN MIG SORTIES MERE llOTED OU THISDATE, MITH All OTltER ACTIVl TY BEIUG ROUTillE HI 11/\TURE.ACTIVITY BY DOTH TllE DRV EARLY NARIHllG SYSTEM AND DRV SAM UNITS NAS UORMAL. SECTIOU nm - PHUC YE" BASED MIG-21 ATTEMPT1§ INTERCEPT OF BLUE .Se.R!RGS l>ROllE OH liJ OCTOBER. FROM S637 TO l-IPUMQZ, BOTH ORV AIR SURVEILLAl~CE AHD(V,HF~~ JACTICAL VOICE FACILITIES REFLECTED AH ATTEMPTED IN,TERCEPT OF A BLUE SPRlHGS -.o... . ___ , DROllE BY A PHUC YE" BASED MIG-21. AT S637Z DRV AIR~ SURVElLLAHCE FACILITIES REFLECTED TUE HOSTILE AIRCRAFT AT 2ff~811 1S81SE ON A NORlHERLY~OURSE. THE •

· REACTillG MIG-21 l·IAS FIRST llOTED AIRllORllE ATt i!645Z, l-IHEN HE MAS' ORDERED, BY THE PllUC YEU AIRFIELD COUTROLLER TO "MORK MITH THE SEllITR GCI COtlTROLLER11 • AT S646Z, THE SEllIOR GCI COllTROLLER llEGAtl VECTORitlG THE MIG-21 TO-l·lARD THE liOSTILE AIRCRAFT, ffitICH WAS REFLECTED, AT THIS TIME, 011 DRV AIR SURVEILLANCE FACILITIES, 6S llAUTICAL MILES UORTHEAST OF Pl-IUC YEil. TltE GCI COllTROLLER COllTillUED PASSillG IUSTRUCTIOl-IS UIHILS654Z, AT l·IHICH TIME UE ORDERED THE MIG-21 TO ATT.Aill A SPEED OF MACH l. 2. AT S655Z, THE PILOT OF THE MIG-21 REPORTED A SPEED OF MACH 1.5. ATS7HZ, THE PILOT OF THE MIG-21 MAS ORDERED TO MAIHTAIN. A :>PEED OF MACH 1. 5 AT AU Al TIT UDE OF 49, 2Bff FEET, TO HHICH HIE PILOT REPLIED, "MY SPEED 15 UOH MACH 1.7 ALREADY". llORMAL GCI VECTORING INSTRUCTIONS WERE PASSED UllTIL S7S9Z. AT THIS TIME THE PILOT I-I.AS ORDERED TO ACTIVATE HIS AIRBORN~ IllTERCEPT RADAR. AT THIS TIME TllE llROllE l·IAS APPROXIMATELY 32 UAUTICAL MILES FROM THE MlG-21 AT All ALTITUDE OF 55,77S FEET. AT S711Z, THE ALTITUDE OF THE DROUE IUCREASED TO 57, 41'! FEET. AT S712Z, TllE PHUC YEt~ AUXILLIARY GCI COllTROLLER ASSUMED COIHROL OF'TllE MIG-21. AT TIHS TIME DRV AIR SURVEILLANCE FACILITIES REFLECTED THE DRONE APPROXIMATELY 6ff HAUTICAL MILES llORTHEAST OF PHUC YEii AT 2136N IS65AE. THE·hUXILLIARY GCI CONTROLLER COllTIHUED TO VECTOR THE MIG-21 J\110 AT 8713Z, T:tlE MIG-21 REACtlEll TllE CLOSESST POIHT OF APROACH TO THE DROllE, 6 .5 llAUTICAL MILES. THE PILOT REPORTED TUAT "THE TARGET OOESll'T APPEAR"~ AT THISTIME DRV AIR SURVEILLAllCE FACILITIES REFLECTED THE MIG-Zl AT A POINT 33 llAUTICAL MILES UORTHHEST . AllD TO THE REAR OF TllE DROtlE. AT S714Z, THE MIG-Zl

_PILOT REPORTED A FUEL READlllG OF 3SS LITERS AllD HIE SENIOR Gil COUTROLLER IMMEDIATELY REASSUMED COUTRDLOF THE IUTERCEPT, ORDERillG THE PILOT "CLOSE BOOSTER AllD RETURN TO HIAPHOUG KIEN A""· DRV AIR SURVEILLANCE FACILITIES REFLECTED THE MIG-21 AT THIS TIME TO DE 56 NAUTICAL MILES llORTHEAST OF PHUC YEN AUD APPROXIMATELY 57 UAUTICAL MILES ttORTH OF HAIPHONG KIEll AN. AT S715Z, THE SEIUOR GCI COllTROLl.ER ORDERED THE PILOT TO "Fl Y AT A REDUCED SPEED, TllERE IS ·A MISTAKE". TUE SElllTR GCl COllTROLLEl{COllTillUED TO FUtlCTI TU IN A GROUllD CONTROL·~ APPROACH ROLE, HHILE CAUTIOHING THE PILOT TQ REMAIN CALM AND NOT Tn BE AFRAID.

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@>pproved for release bv NSA on 05-14-2014. Transparency Case# 6588!3

DOCID: 4118441

~ AT S716Z, THE GCI CONTROLLER INFORMED THE"PI[OT "YOU DESCEND THERE, STAY CALM, · THERE HILL BE ttO COttTROLLER", A"D AGAill AT S718Z, "YOU ARE TO LAND ALONE, THERE

JS 110 COfHROLLER. AT S719Z, Tiff PILOl' REPORTED A FUEL Rt:l\DlllG TF 15S LITERS. lllE LAST REFLECTIOll OF THE MIU-21 MAS AT S721Z, MllHI All UllKtlOl-ltl SPEAKER LOCATED

~~il~~~rr~~~"K~~gT~~tl ?~~rnu~r5~v TM5c~t~~It1~grY~~A~811~~~~~~i~s T~~~~E~~ ~~E DESTRUCTIOll OF All F4 AIRCRAFT. FRAGHEHTARY ORV. MULTICHAlltlEVCOMMUllICATION IllTERCEPT ODTAillEDOll 9 A"D lS -OCTOBER, · REFLECT . TH~ DESTRUCTION OF OllE F4 AIRCRAFT AflD THE CAPTURE OF THE THO PILOTS. AT HPMRRZ, 9 OCTOBER, All . UllIDEllTl FIED SPEAKER REPORTED THAT TUE OBSERVATIOtl TOl-IER llAD REPORTED A F4 IN FLAMES. THERE MAS 110 ItlDICATIOtl lmETHER A SAM OR AAA HAD DESTROYED THE U.S. AIRCRAFT. BETHEEN SB57AllD SUSZ, Otl lS OCTOBER, DRV / MUL TICllAllUED COMMUIHCAIIOllS AGAIU REFLECTED A REFEREUCE TO All F4 BURNIJIG,. AS REPORTED BY THE ODSfRVATIOll TOl·IER. THE UtUDEllTIFIED SPEAKER STAlEDTHAT TltE PILOTS MERE BElllG HELD llEAR KIM BAllG (2S5311 U551E). CREFUSA-32 SPOT REPORT 2/H3/VCKVR483-66, DTG 1S16S7Z .OCJ 66 AllD FOL,,.UPTHERETOJ. TPERATIOllAL REPORTS. HIDICATE THE. LOSS OF OHE F4B AIRCRAf1' C CITY DESK MRTl-IL AT SS29Z 011 9 OCTOBER rn TltE VICUIITY OF 2S32N 19545E TO 57MM AAA FIRE . ~PILOTS ALSO REPORTED SIGllTillG HIO SURFACE TO AIR MISSILES 011 THIS DATE, om: 111 THE tlUllG YEtl AREA AT S92i!Z MID A SECOND IN THE VIllll AREA AT l 958Z. flO U.S. AIRCRAFT l·IERE LOST TO SAMS 011 ':J OCTOBER. A 9S UNNN

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