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Unnamed US Airman

John Allan Chapman was a combat controller in the United States Air Force who was posthumously awarded the Medal of Honor on August 22, 2018, for his actions in the Battle of Takur Ghar during the War in Afghanistan. He is the first airman to receive the Medal of Honor since the Vietnam War. He was inducted into the Hall of Heroes on August 23, 2018, and posthumously promoted to Master Sergeant on the following day.