Antero “Casper” Medina III Obituary: Kenosha Man Dies After Shenanigan’s Shooting

Kenosha, Wisconsin — The death of Antero Medina III, known affectionately to family and friends as “Casper,” has left loved ones grieving after a shooting at Shenanigan’s in Kenosha on Sunday evening, September 20, 2026.

Medina, 33, was shot inside the establishment in the 2400 block of 52nd Street and later died from his injuries. His death is being investigated by the Kenosha Police Department as a homicide.

The circumstances surrounding the shooting also led to a separate exchange of gunfire involving law enforcement, with investigators continuing to work to establish the full sequence of events.

What Happened at Shenanigan’s

According to Kenosha police, 45-year-old Adam Threlkeld of Milwaukee was identified in connection with the shooting involving Medina. Police said Threlkeld left the immediate area after Medina was shot.

As officers searched the surrounding neighborhood, authorities said Threlkeld opened fire at a responding Kenosha police officer. One round struck the officer’s squad car, according to police.

The officer and another Kenosha police officer who arrived at the scene returned fire, striking Threlkeld. He was taken into custody and transported to a hospital, where he was reported to be in stable condition.

Police said no significant physical injuries were reported among the officers involved.

Two Investigations Underway

The incident has resulted in separate investigative processes.

Kenosha police are investigating Medina’s death as a homicide. Meanwhile, the Kenosha Racine Area Investigative Team (KRAIT) is handling the officer-involved shooting investigation, with the Racine County Sheriff’s Office serving as the lead agency in that portion of the case.

As investigators continue gathering evidence and reviewing the events surrounding the shooting, additional information may be released as the investigation progresses.

Remembering Antero “Casper” Medina III

For Medina’s family, friends and those who knew him as Casper, the investigation is only one part of a much larger and deeply personal loss.

His life was defined by more than the circumstances surrounding his death. At 33, Medina leaves behind people who knew him as a son, friend, relative and loved one. The memories created through everyday conversations, laughter and shared experiences will remain with those closest to him.

In the days and weeks ahead, family and friends may come together to remember the person Medina was and to support one another through the grief that follows such a sudden loss.

His passing has left a painful absence for those who knew and loved him, while the investigation continues to determine exactly what happened that night.

Funeral and Memorial Information

Details regarding funeral arrangements, visitation, memorial services or a celebration of life for Antero Medina III were not included in the information provided.

The family may release additional details when arrangements are finalized. Friends and community members seeking confirmed information should rely on official family announcements, a funeral-home notice or other authoritative sources.

In memory of Antero “Casper” Medina III, 33, of Kenosha, Wisconsin.

May the memories he shared with his family and friends provide comfort during this difficult time, and may his loved ones find strength in one another as they mourn his sudden passing.

Information here is provided for general informational purposes only. Details concerning the shooting, the ongoing investigations and funeral arrangements should be confirmed through Kenosha police, KRAIT, the Racine County Sheriff’s Office, the family or an official funeral-home announcement.