Tech. Sgt. William “Bradley” Martineau, 436th Aerial Port Squadron special handling supervisor and lead volunteer Warrior Fitness class instructor, informs participants what exercises they will be doing during the workout segment of the class May 16, 2019, at the Fitness Center on Dover Air Force Base, Del. As the lead Warrior Fitness instructor, Martineau holds a CrossFit Level One trainer’s certification, among other certifications. (U.S. Air Force photo by Roland Balik)