tail number 66-0466

Bergevin, Charles Lee
Air Force Major

Charles Lee Bergevin, age 24, from Torrington, Connecticut.

Service era: Vietnam

Date of death: August 23, 1968
Death details: On August 23, 1968, an RF-4C Phantom II (tail number 66-0466, call sign “Semantic”) with two crew members carried out a solo night reconnaissance mission over North Vietnam. The last known contact with “Semantic” occurred when the crew checked in with an airborne command and control center requesting clearance for their flight. At this time, the aircraft was roughly fifty miles northwest of Dong Hoi, North Vietnam. “Semantic” was not heard from again and failed to return to base. The aircraft and its crew members remain missing.

First Lieutenant Charles Lee Bergevin, who entered the U.S. Air Force from Connecticut, served with the 14th Tactical Reconnaissance Squadron. He was the navigator of this Phantom at the time of its loss on August 23, 1968, and he is still unaccounted-for. Following the incident, the Air Force promoted 1st Lt Bergevin to the rank of Major (Maj). Today, Major Bergevin is memorialized on the Courts of the Missing at the National Memorial Cemetery of the Pacific.

Source: National Archives, Defense POW/MIA Accounting Agency

Setterquist, Francis Lesli
Air Force Captain

Francis Lesli Setterquist, age 26, from Cloquet, Minnesota, Carlton county.

Service era: Vietnam

Date of death: August 23, 1968
Death details: On August 23, 1968, an RF-4C Phantom II (tail number 66-0466, call sign “Semantic”) with two crew members carried out a solo night reconnaissance mission over North Vietnam. The last known contact with “Semantic” occurred when the crew checked in with an airborne command and control center requesting clearance for their flight. At this time, the aircraft was roughly fifty miles northwest of Dong Hoi, North Vietnam. “Semantic” was not heard from again and failed to return to base. The aircraft and its crew members remain missing.

First Lieutenant Francis Leslie Setterquist, who entered the U.S. Air Force from Minnesota, served with the 14th Tactical Reconnaissance Squadron and was the pilot of this Phantom at the time of its loss. He is still unaccounted for. Following the incident, the Air Force promoted 1st Lt Setterquist to the rank of Captain (Capt). Today, Captain Setterquist is memorialized on the Courts of the Missing at the National Memorial Cemetery of the Pacific.

Source: National Archives, Defense POW/MIA Accounting Agency

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