Airmen from the 189th Airlift Wing attend a Chemical, Biological, Radiological and Nuclear Defense training class at Little Rock Air Force Base, Arkansas, Aug. 11, 2020. This class was held in preparation for a joint readiness exercise between the 189th AW and the 314th Airlift Wing. The exercise allowed for increased interoperability between the installation’s mission partners in order to enhance readiness. (U.S. Air Force photo by Airman 1st Class Aaron Irvin)