U.S. Air Force Airman 1st Class Steven Brinkley, a loadmaster assigned to the 61st Airlift Squadron, performs preflight checks on a U.S. Air Force C-130J Super Hercules assigned to the 19th Airlift Wing at Alpena Combat Readiness Training Center, Michigan, May 22, 2021. Mobility Guardian embodies the Total Force Mobility Airmen mindset to project strength and deliver hope, by exercising airlift, air refueling, aeromedical evacuation and global air mobility support. (U.S. Air Force photo by Staff Sgt. Joseph Pick)