U.S. Army Sgt. Caleb Morrison, senior patrolman, uses a wheel-balancing machine at the Auto Skills Center on Joint Base Elmendorf-Richardson, Alaska, April 14, 2016. Balancing should be done every time you purchase a new set of tires or change out winter tires to summer tires using the same set of rims. Morrison is attached to the 545th Military Police Company, 6th Brigade Engineer Battalion (Airborne), 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division. (U.S. Air Force photo by Staff Sgt. Sheila deVera)

U.S. Army Sgt. Caleb Morrison, senior patrolman, mounts one of his summer tires, April 14, 2016. According to the Division of Motor Vehicles, it is unlawful to operate a motor vehicle with studded tires on a paved highway or road from May 1 through September 15. Morrison is attached to the 545th Military Police Company, 6th Brigade Engineer Battalion (Airborne), 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division. (U.S. Air Force photo by Staff Sgt. Sheila deVera)

Daniel Stimpfel, a retiree, rolls a tires to the tire changer at the Auto Skills Center, Joint Base Elmendorf-Richardson, Alaska, April 14, 2016. (U.S. Air Force photo by Staff Sgt. Sheila deVera)

A set of winter tires are dismounted while a set of summer tires are mounted on rims at the Auto Skills Center, Joint Base Elmendorf-Richardson, Alaska, April 14, 2016. According to the Division of Motor Vehicles, it is unlawful to operate a motor vehicle with studded tires on a paved highway or road from May 1 through September 15. (U.S. Air Force photo by Staff Sgt. Sheila deVera)

A set of winter tires are dismounted while a set of summer tires are mounted on rims at the Auto Skills Center, Joint Base Elmendorf-Richardson, Alaska, April 14, 2016. According to the Division of Motor Vehicles, it is unlawful to operate a motor vehicle with studded tires on a paved highway or road from May 1 through September 15. (U.S. Air Force photo by Staff Sgt. Sheila deVera)