Aircraft and crews faced potential loss and diplomatic embarrassment because unreliable navigation hardware threatened flights monitoring 27 signatory nations under the 1992 Open Skies Treaty.
Military installations and civilian gatherings were watched without consent from Kom Oshim Air Base, where a three-man crew captured physical evidence on wet film.
Targets were monitored by a tool designed to be difficult to see or hear, while ground crews remained exposed to hostile fire during launch and recovery.
Government censors have scrubbed the specifics of a 'contrived incident' meant to provide a casus belli, leaving only the blueprint for armed recovery of pilots expected to be shot down.
American pilots faced lethal risks in Cuba when Secretary Dean Rusk warned the Soviets that attacking reconnaissance flights could provoke a return to the hostilities of October.