Technical Sergeant Christopher Giordano, 100th Maintenance Squadron aircraft structural maintenance journeyman, poses for photo with a CV-22 Blade Electrical System Trainers at RAF Mildenhall, England, July 26, 2019. Giordano, along with Senior Airman Nick Dickens, 100th MXS metals technology technician, created BEST to mimic a CV-22 blade and electrical system to help Airmen gain additional training and prevent damage to real-world blades. (U.S. Air Force photo by Airman 1st Class Brandon Esau)