Date of Offense
Offense(s)
Statement
The incident involving a Panola County deputy sheriff, a poaching investigation in Colorado, and a swapped hunting tag did indeed happen.
The case stemmed from a joint multi-agency investigation involving Colorado Parks and Wildlife CPW, the Mississippi Department of Wildlife, Fisheries and Parks, and the U.S. Fish and Wildlife Service. It initially began with a tip from a local Mississippi citizen to a game warden. Law enforcement officers eventually executed three search warrants across the two states.
The individuals involved were John O. Summerville and his son, Jon L. Summerville.
They were initially charged with multiple violations regarding the illegal harvest of a trophy mule deer in Moffat County, Colorado. The core of the charges matched the allegation: hunting without a proper license, the illegal transfer/receipt of another person's license (using a tag belonging to someone else), and a felony charge for possessing a forged instrument.
Swapping hunting tags is not merely a wildlife violation; it is an act of administrative fraud. By affixing another individual’s government-issued tag to an animal he harvested, he generated a fraudulent physical record intended to deceive state game wardens. If an officer will falsify a state-regulated environmental document to cover up illegal poaching, a defense attorney can argue under Giglio v. United States (1972) that the officer is fundamentally capable of falsifying chain-of-custody logs, evidence tags, or police reports.
Jon Summerville’s convictions trigger a mandatory constitutional disclosure obligation.
A criminal conviction, especially one legally classified as crimen falsi (a crime involving deceit or false statement), directly undermines the state’s capacity to present a witness as an honest arbiter of the law.
Pleading guilty to a felony charge of possessing a forged instrument is the ultimate compliance failure. Because forgery is entirely rooted in deception, this criminal behavior is a textbook impeachment tool. Under Federal Rule of Evidence 609 (and corresponding state laws referenced in the site’s state-by-state analyses), any felony conviction—and specifically any crime involving forgery or fraud—is automatically admissible to attack a witness’s credibility on the stand.
Because his conviction relies on a documented record of fraud, the prosecution cannot argue that it is irrelevant to his duties as an investigator. Because this poaching conviction was a multi-agency operation involving the Mississippi Department of Wildlife, Fisheries and Parks, the local District Attorney has "constructive knowledge" of the offense.
By the strict criteria laid out on the resource platform, his conviction is a baseline "Brady List" offense. If he is operating as an investigator, the state is constitutionally required to disclose this history of felony forgery and operational deceit to the defense in every single criminal proceeding where he serves as an investigating officer.
See: Moffat County District Court Records: Criminal Docket and Plea Agreement regarding People of the State of Colorado v. John O. Summerville and Jon L. Summerville (Charges: Possession of a Forged Instrument, Illegal Take of a Trophy Mule Deer.)
The US Citizen Reporters are a group of public and private defense advocates that scour the internet for documented incidents of police misconduct that have eluded accountability.
