U.S. Air Force fire protection specialists assigned to the 673d Civil Engineer Squadron make their way to open water during ice rescue training at Six Mile Lake on Joint Base Elmendorf-Richardson, Alaska, Dec. 21, 2020.
The training certified the firefighters as ice rescue technicians by providing them with the knowledge and skills necessary for safe rescue and recovery operations in ice and cold water. (U.S. Air Force photo by Airman 1st Class Emily Farnsworth). Original public domain image from Flickr