Tech. Sgt. Brett Schindler, 445th Operations Support Squadron aircrew flight equipment lead trainer, demonstrates how to don the new M69 Joint Service Aircrew Mask Strategic Aircraft (JSAM SA) with guidance from Bryan McCoy, a U.S. Air Force Aircrew Chemical, Biological, Radiological, Nuclear (ACBRN) fielding coordinator, during a briefing and demonstration given to 89th Airlift Squadron aircrew members, June 7, 2023.