An autopsy conducted on David Rivas, age 50, confirmed he was not the victim of a gunshot wound, according to the Siskiyou County Sheriff’s Office.

The man found dead along the railroad tracks on Military Pass Road the day after Christmas was traveling home to Pasadena from North Dakota on a train the last time he contacted family members.

An autopsy conducted on David Rivas, age 50, confirmed he was not the victim of a gunshot wound, according to the Siskiyou County Sheriff’s Office. Investigators are awaiting the results of toxicology results, but thus far, no evidence of assault has been noted although his death is being referred to as “suspicious.”

Detectives are working with railroad officials and family members to obtain more detailed information about Rivas’s trip, timelines, and activities prior to his death, the Sheriff’s Office said.

A Siskiyou County sergeant and deputy responded to the report of a deceased man near the Andesite railroad crossing just after 9 a.m. on Dec. 26, after a train stopped at the location and a Union Pacific Police Officer arrived at the scene.

Those with information should call the Sheriff Office’s 24-hour dispatch at (530) 841-2900.