SPOKANE, Wash. — Deputies Mason Acheson and Parker Perry were both shot near Spangle while responding to a domestic violence call on Tuesday. Friday, the Spokane County Sheriff’s Office released their names and their stories, including the families they leave behind.
Acheson died from his injuries. Perry is on life support, but is not expected to survive.
The Sheriff’s office provided the following information about the two men:
Deputy Mason Acheson was commissioned with the Spokane County Sheriff’s Office on July 17, 2022. Prior to this, he worked with the Washington State Patrol from 2014 to 2022 as a Trooper and firearms instructor, stationed in the Spokane area. He served in the Washington Army National Guard, earning the rank of Sergeant. He enlisted in the Washington Army National Guard in 2011 and served in Poland in 2021-2022. During his military service, he attended the Sniper Course in 2017 and competed in Army sniper competitions. He earned three Army Commendation Medals, one Army Achievement Medal, three Army Reserve Component Achievement Medals, a National Defense Service Medal, and an Armed Forces Reserve Medal with an M (mobilization) device. He was assigned to the 81st Brigade’s 1-161st Infantry Battalion.
Deputy Acheson was commissioned and served with distinction within the Spokane County Sheriff’s Office and was assigned to the Spokane County Sheriff’s Office Downtown Dayshift platoon. He proudly served on the Spokane County Sheriff’s Office SWAT Team.
Deputy Acheson was honored to serve as a SWAT Sniper, where he provided overwatch for team members. In this role, his team made entries knowing Acheson’s experience and skills added to their safety as a team.
Deputy Acheson made the ultimate sacrifice for his country, community, and fellow team members. In the face of danger, he stepped forward to preserve life, and in this selfless act of bravery, he lost his life while trying to protect others. He dedicated himself to serving others in both the military and law enforcement, leaving a lasting impact through his selfless commitment to service.
Deputy Mason Acheson is survived by his wife and two children.
Deputy Parker Perry was killed by gunfire while responding to rescue a potential hostage in the 18700 block of S. Smythe Road.
Deputy Parker Perry was commissioned with the Spokane County Sheriff’s Office in May of 2020. Before that, he earned a bachelor’s degree in business administration from Carroll College in Montana.
Deputy Perry honorably served in the Washington Army National Guard since 2017, earning the rank of Captain as a Military Intelligence Officer assigned to the 81st Brigade’s 1-161st Infantry Battalion, where he was awarded two Army Commendation Medals and an Armed Forces Service Medal.
Deputy Perry served on the Spokane County Sheriff’s Office SWAT Team from 2022 until being selected as a K-9 Deputy in 2025. He and his K-9 partner Brego responded to the domestic violence shooting call in the 18700 block of S. Smythe Road on November 3, 2026. He immediately responded on his own, without prompting, an example of how he lived life, always prioritizing the safety of others before his own. Knowing that there was another victim’s life in jeopardy, he joined his teammates and moved toward the house. During this attempted rescue, he bravely forced entry, knowing that there was danger inside to protect another.
Deputy Perry laid down his life to rescue another during this entry and was critically injured in the process. Though gravely injured, Deputy Parker Perry and his family chose to continue his selfless service to others by donating his organs to ensure others in need across this region and country will live.
Deputy Perry is survived by his wife, two children, and a third child soon to join their family.
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