The 458th Airlift Squadron’s C-21A Formal Training Unit is the Air Force’s sole C-21 formal training unit and provides qualified pilots to three major commands: Air Mobility Command, U.S. Air Forces ...
We all want simple workouts that deliver results, and that's why the 21-15-9 format has become a staple in high-intensity functional fitness. Originally a CrossFit workout, it involves completing one ...