In 1974, Grange completed Flight training and subsequently served with the 158th Combat Aviation Brigade From 1978 to 1980, Grange served as infantry company commander, C Company, 1st Ranger Battalion, 75th Ranger Regiment, which supported Operation Eagle Claw in April 1980.
In 1974, Grange completed Flight training and subsequently served with the 158th Combat Aviation Brigade From 1978 to 1980, Grange served as infantry company commander 1st Ranger Battalion, 75th Ranger Regiment. Infantry company commander was C Company. Infantry company commander 75th Ranger Regiment supported Operation Eagle Claw in April 1980. Infantry company commander was C Company. C Company was 1st Ranger Battalion.