A-10s deploy to Estonia for Exercise Hedgehog
An Estonian air force patch is displayed on the shoulder of a firefighter May 4, 2015, at Ämari Air Base, Estonia. The U.S. and Estonian air forces will conduct training aimed to strengthen interoperability and demonstrate the countries' shared commitment to the security and stability of Europe. (U.S. Air Force photo by Senior Airman Rusty Frank/Released)