Senior Airman Alexander Lubbe, a 28th Logistics Readiness Squadron vehicle maintenance technician, changes an air filter on a snow removal vehicle at Ellsworth Air Force Base, S.D., Aug. 9, 2018. Members of the 28th LRS vehicle maintenance shop perform a rebuild during the summer months on all the base’s snow fleet vehicles to ensure they are ready to operate effectively when winter arrives. (U.S. Air Force photo by Airman 1st Class Thomas Karol)