Victim Preston Mark (Images provided by FBI)

The FBI is offering $10,000 to anyone who can provide information regarding the passing of a 61-year-old man in Arizona last year.

According to the FBI, on August 7, 2020, Preston Mark was attacked near the railroad tracks behind the El Rancho Motel in Parker.

When the victim was discovered, he was transported to a hospital in Goodyear. Mark passed away 15 days later due to the severity of his injuries.

Mark was a 5-foot-8 and a weight of 219 pounds, with gray hair and brown eyes.

If you have any information on this case, the FBI encourages you to contact the FBI Field Office in Phoenix at (623) 466-1999.