John Thompson was 53 when he was found dead in San Francisco on April 25, 2016. The circumstances of his discovery pointed toward foul play, and his death is listed among unsolved homicides the San Francisco Police Department is handling through its cold cases initiative.

There have been no arrests or significant leads publicized since the death. The SFPD has asked anyone with information to come forward, and rewards of between $50,000 and $250,000 have been offered for tips that lead to an arrest and prosecution.

If anyone knew John, saw activity in his neighborhood that day, or has information that could help the investigation, please contact the San Francisco Police Department.