A commemorative medallion embedded at the Lance Sijan Memorial Plaza, bearing the insignia of the five U.S. service academies and the radio call sign "AWOL One Bravo," associated with the mission on which Captain Lance P. Sijan's F-4 Phantom was lost over North Vietnam in 1967. Such markers are traditionally placed at memorial sites honoring service academy graduates who gave their lives in the line of duty. Project: 218971