Diane Barbour (right), the Occupational Health Nurse for the U.S. Army Corps of Engineers, Savannah District, instructs an employee from the Hazardous, Toxic and Radioactive Waste Branch how to apply automated external defibrillators patches to a mannequin during a certification course in Savannah, Georgia, Dec. 16, 2024. Participants were guided through the steps of turning on the AED device, applying pads, and following the machine’s prompts.