Kansas Man Accused of Strangling 23-Year-Old Shoplifter to Death

In a shocking and tragic incident, 39-year-old Carl Kemppainen stands accused of taking the life of 23-year-old Diamond Steen through strangulation. The harrowing event unfolded at an O’Reilly’s Auto Parts store in Kansas, where Kemppainen was employed. The incident, which occurred on September 19, 2023, has left Steen’s family devastated and seeking justice for their lost loved one. In this article, we delve into the details of this heart-wrenching case, exploring the events leading up to the tragedy, the aftermath, and the community’s reaction.

The Fateful Day at O’Reilly’s Auto Parts Store

Tuesday, September 19, 2023, marked a day of unimaginable horror at the O’Reilly’s Auto Parts store located in the 4700 block of Parallel Parkway. It was on this day that authorities received a distressing call summoning them to the scene. When they arrived, they found 23-year-old Diamond Steen unresponsive. Despite their valiant efforts to administer life-saving measures, Steen’s life could not be saved, leaving a void that can never be filled.

Kansas Man Accused of Strangling 23-Year-Old Shoplifter to Death
Kansas Man Accused of Strangling 23-Year-Old Shoplifter to Death(Image via Jeanie Lawson/Twitter)

The Alleged Perpetrator: Carl Kemppainen

The shock and grief surrounding Diamond Steen’s death deepened when it was revealed that Carl Kemppainen, an employee at the O’Reilly’s Auto Parts store, was suspected of causing Steen’s demise. Kemppainen allegedly believed that Steen was shoplifting, a suspicion that led to a fatal confrontation. The gravity of this accusation prompted authorities to arrest Kemppainen on Thursday, September 21.

Charges against Kemppainen have been filed as second-degree murder. During a news conference addressing the matter, Wyandotte County District Attorney Mark Dupree emphasized that law enforcement is responsible for maintaining order and justice, emphasizing that no one else should take the law into their own hands.

The Autopsy Reveals Strangulation

An autopsy conducted in the wake of Steen’s tragic death revealed a chilling cause of death: strangulation. Detectives promptly classified Steen’s death as a homicide, with Carl Kemppainen emerging as the prime suspect. Although authorities have not disclosed extensive details regarding the case, it has been affirmed that the victim’s airway was entirely obstructed during the fatal strangulation.

The Chain of Events

The chain of events leading up to this dreadful incident can be traced back to the moment when Steen and another individual entered the O’Reilly’s Auto Parts store and became the subjects of suspicion regarding shoplifting. The situation escalated rapidly, with store employees confronting the two individuals. This confrontation spiraled into violence, ultimately culminating in the tragedy that unfolded.

A Viral Video Sheds Light on the Confrontation

The shocking nature of Steen’s death has been further highlighted by a viral video capturing the disturbing scene at the O’Reilly’s Auto Parts store. The footage shows employees detaining Steen and the other individual. While one of the alleged shoplifters can be seen in the parking area, the other is on the sidewalk. However, it remains unclear which individual in the video is Diamond Steen.

During the news conference addressing the incident, Mark Dupree emphasized that regardless of the circumstances, the law dictates that one’s life cannot be taken without due legal process.

Release on Bond and Victim’s Legacy

Following his arrest, Carl Kemppainen was booked into the Wyandotte County Detention Center. However, he has since been released after posting a bond of $125,000. This development has left many in the community disheartened and questioning the justice system.

Diamond Steen leaves behind a legacy marred by tragedy. He is survived by two children, with a third on the way. Angela Germany, the mother of Steen’s two children, has expressed the profound bond she shared with him. She remembers him as a remarkable person since the day they first met.

A Community Mourns

The case of Diamond Steen’s untimely death serves as a stark reminder of the consequences of unchecked violence and the importance of upholding the law. As Steen’s family grapples with their immense loss and the pursuit of justice, the community stands united in mourning the life of a young man whose future was unjustly cut short. The legacy of Diamond Steen lives on in the hearts of those who knew him, and the search for answers continues as the legal process unfolds.


1. Who is Carl Kemppainen, and what is he accused of?

Carl Kemppainen is a 39-year-old individual accused of strangling 23-year-old Diamond Steen to death. The incident allegedly occurred at O’Reilly’s Auto Parts store in Kansas, where Kemppainen was employed. He is facing charges of second-degree murder.

2. What led to Diamond Steen’s death?

An autopsy determined that Diamond Steen’s cause of death was strangulation. Detectives have classified his death as a homicide.

3. What happened on the day of the incident at O’Reilly’s Auto Parts store?

On that fateful day, Diamond Steen and another individual were suspected of shoplifting at the store. This led to a confrontation with store employees, which escalated into violence.

4. Why was Carl Kemppainen released on bond?

Carl Kemppainen was released on a bond of $125,000 after being booked into the Wyandotte County Detention Center.

5. What is Diamond Steen’s legacy, and who survives him?

Diamond Steen is survived by two children, with a third child on the way. Angela Germany, the mother of his two children, remembers him as a great person with whom she shared a deep bond.

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