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Police Bureau

Sworn to protect. Dedicated to serve.

Phone: 503-823-0000

Fax: 503-823-0342

Non-Emergency: 503-823-3333

1111 S.W. 2nd Avenue, Portland, OR 97204

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Case #87-39035

On the evening of April 17, 1987, a resident on the 3600 block of NE 125th Avenue noticed the victim lying in the street and called 911. The victim, 58-year-old Dionisio Rios, a Hispanic man, had been shot and killed.

The victim was last seen with two unidentified Hispanic men at a North Portland 7-11, driving a 1980 maroon Oldsmobile with California license plates. The vehicle was discovered with blood in the vehicle at 718 NE 64th Avenue soon after Mr. Rios was found.

Dionisio Rios was a Mexican national who had recently arrived in the United States days earlier. An investigation revealed that he had been involved in the Mexican drug trafficking trade.

The Cold Case Unit would like anyone with information regarding this case to contact them. Witnesses may contact Cold Case Homicide Unit investigators directly at (503) 823-0400. To remain anonymous, witnesses may provide information through Crime Stoppers of Oregon.

Crime Stoppers is offering a cash reward of up to $1,000 for information, reported to Crime Stoppers, that leads to an arrest in this case, or any unsolved felony, and tipsters can remain anonymous.

Information learned from social media sites such as Facebook, Twitter or YouTube should be shared with investigators as these tips may lead to the identification of a suspect or suspects. Links can be shared directly with investigators or anonymously through Crime Stoppers.

Leave a Crime Stoppers tip online at text CRIMES (274637) and in the subject line put 823HELP, followed by the tip, or call (503) 823-HELP (4357) and leave the tip information. Tips can be left in English or Spanish.

Visit to download the Crime Stoppers App for the iPhone or Droid.