He remains held on $200,000 bond in the Warren County Jail.
Warren County Sheriff’s deputies responded to a person with a gunshot wound around 3:15 p.m. Sunday at the Deerfield Twp. Fire Station 57 in the 3000 block of West U.S. 22.
Crews attempted life-saving efforts, but the victim died at the scene.
The victim’s identity has not been released.
Deputies detained a person of interest, later identified as Finley, who was on scene. He was charged with felonious assault and murder following questioning, according to the sheriff’s office.