U.S. and Serbian Special Operations Forces train during a Joint Combined Exchange Training (JCET) at the SAJ headquarters complex, Serbia, Mar. 6, 2018. A JCET is a combined training event in which SOF units train with foreign nations to develop skills and increase effectiveness in future operations.
U.S. Army photo by Staff Sgt. Jessica Nassirian, SOCEUR Public Affairs
Watch U.S. and Slovenian special operations forces train with a Serbian Special Anti-Terrorist Unit in the video below: