For one Airman, his childhood dream of becoming a superhero became his reality. Tech. Sgt. Michael Walker, 309th Fighter Squadron aviation resource manager, received the 2021 Air Force Sergeants Association William H. Pitsenbarger Heroism Award March 17. The AFSA presents the award annually to an enlisted Air Force member who has performed a heroic act, on or off duty, resulting in the saving of life or the prevention of serious injury.