Osage County deputies responded to a structure fire in Sand Springs after firefighters found a body.
It happened around 8:30 Sunday night in rural Osage County. The victim was identified as Steven Willey, 58, of Tulsa.
Investigators are looking for Jimmy Moser, 28, as a person of interest in the death. A warrant has been issued for him for first degree murder, arson, possession of firearm after a felony conviction.
Deputies say Moser may be driving a red 2000 Ford Ranger with OK tag: 054-AKC.
They also said he could be armed and should be considered dangerous. Anyone with information can call the Osage County Sheriff's Office at 918-287-3131.