Tech. Sgt. Kevin Rocha, 379th Expeditionary Maintenance Squadron aircraft metals technology section lead, puts up a sign warning Airmen that welding is about to occur at Al Udeid Air Base, Qatar, on Sept. 5, 2019. This section of the 379th EMXS works with all the units on the installation as well as Qatari Air Force, providing assistance in welding and fabrication that delivers airpower by executing the air and space tasking order as directed by Headquarters U.S. Air Forces Central Command. (U.S. Air Force photo by Staff Sgt. Ashley L. Gardner)