On 1 March 1971 , he was promoted to Oberstleutnant .
Reinert then served as staff officer with the 3rd Luftwaffe Division and as chief of the air - ground firing range at the Sylt Air Base near Westerland .
On 1 March 1971 , Reinert was promoted to Oberstleutnant .
Reinert then served as staff officer with the 3rd Luftwaffe Division and as chief of the air - ground firing range at the Sylt Air Base near Westerland .