


Subsequently, Walker was court-martialed and medically discharged from the armed forces. After attempting to kill Walker and plant evidence, an angered Walker executed him. His frustration eventually came to a head when Vaughan accidentally killed an Afghan villager following a scuffle. Throughout the tour, Walker grew irritated as Vaughan's incompetence that often hampered the unit's efforts to combat insurgents. Sometime in 2022, Walker was deployed to Afghanistan alongside fellow Ghosts Nomad and Josiah Hill, operating under the command of Vaughan. Expressing his frustration with several of his colleagues, many agreed with his view as discontent quietly brewed. Angered at the apparent indifferent attitude by the military hierarchy over the deaths of his team in Bolivia, Walker grew increasingly frustrated at what he perceived was the increased politicization of the military.
