On 18 December 1972 tail gunner Staff Sergeant Samuel O. Turner's B-52 had just completed a bomb run for Operation Linebacker II and was turning away, when a North Vietnamese Air Force MiG-21 approached.
Den 18. december 1972 havde agterskytte SSgt Samuel O. Turner's B-52 netop afsluttet et bombeangreb i Operation Linebacker II og var ved at vende hjem da en nordvietnamesisk MiG-21 nærmede sig.