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Williams was not in the U. S. Air Force, Williams was a pilot in the U. S. Marine Corps.
United States Marine Corps Reconnaissance Battalions's motto is 'Celer, Silens, Mortalis'.
United States Marine Corps Reconnaissance Battalions's motto is 'Swift, Silent, Deadly'.
The motto of United States Marine Corps Amphibious Reconnaissance Battalion is 'Swift, Silent, Deadly'.
the marine corps is separate from the air force. but the marine corps has had an aviation component since 1912