A decades-long investigation into the murders of three women in Spokane, Washington, culminated in the identification of a suspect who was later discovered to be incarcerated in a federal women's prison under a different name. The case, which began in 1990 with the discovery of three deceased women by the Spokane River, involved a joint task force of local law enforcement and FBI involvement, including analysis from the Violent Criminal Apprehension Program.

The victims, Yolanda Sapp, Nickie Lowe, and Kathleen Ann Brisbois, all worked as prostitutes. Brisbois had reportedly visited the police station seeking protection after the deaths of Sapp and Lowe, but she too became a victim before the killer was apprehended. The murders shared grim similarities, including the use of a similar weapon and the disposal of bodies in the same manner, sparking fears of a serial killer operating in the Pacific Northwest.

An initial task force, comprising up to ten detectives, generated over 600 leads and potential suspect profiles. Investigators interviewed sex workers and others with knowledge of the victims' lives, leading to polygraph tests for some individuals. Despite extensive efforts, no definitive suspect emerged, and the task force investigation eventually wound down by the end of 1990.

However, two detectives, Jim Hansen and Jim Peterson, continued to pursue the case. In January 1991, they received approval to re-examine the murders, dedicating themselves to following up on overlooked leads and untested theories. This renewed investigation, which was granted extensions based on progress, continued for years.

DNA Evidence and a Surprising Discovery

In September 2012, the investigation took a significant turn when the Washington State Patrol Crime Lab identified a male DNA profile from fingernail scrapings of Kathleen Brisbois. This profile matched that of Douglas Robert Perry, a 60-year-old man already in federal custody at the SeaTac facility near Seattle-Tacoma. This breakthrough provided law enforcement with a name they had pursued for over two decades.

Further inquiries revealed an unexpected development: Douglas Perry had been transferred to a medical facility for federal inmates in Carswell, Texas. Crucially, Carswell is a women's prison. Authorities learned that Douglas Perry had undergone gender reassignment surgery and was now legally identified as Donna Rebecca Perry.

The discovery presented investigators with unprecedented legal and procedural questions regarding the prosecution of a serial killer who had transitioned genders. The case raised complex issues about criminal liability and the legal distinction between the identity of Douglas Perry, the alleged murderer, and Donna Rebecca Perry, the incarcerated individual. The implications for the ongoing investigation and potential prosecution were significant, marking a unique chapter in the pursuit of justice for the victims.