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Tragic Ambush in North Codorus Township Claims Lives of Officers

Memorial site for police officers with flowers and flags

North Codorus Township, October 6, 2025

News Summary

In a tragic incident in North Codorus Township, three police officers were ambushed while serving an arrest warrant related to stalking behavior. Detective Sgt. Cody Becker, Detective Mark Baker, and Detective Isaiah Emenheiser lost their lives in the attack by Matthew James Ruth, who was armed with an AR-15. This incident has raised serious concerns about police safety and gun violence, prompting calls for action from state officials. The community has expressed profound sorrow, organizing tributes to honor the fallen officers.

 

North Codorus Township, Pennsylvania experienced a tragic incident on September 17, 2025, when three police officers were killed in an ambush while attempting to serve an arrest warrant. The fallen officers—Detective Sgt. Cody Becker, Detective Mark Baker, and Detective Isaiah Emenheiser—were members of the Northern York County Regional Police Department. This serious incident has raised alarming concerns about police safety and the ongoing issues of gun violence and domestic disputes in the country.

The shooter, identified as 24-year-old Matthew James Ruth, was armed with an AR-15 style rifle when he opened fire on officers entering his ex-girlfriend’s residence. The officers were responding to a report in connection with stalking behavior by Ruth. Although both the ex-girlfriend and her mother had evacuated the home prior to the ambush for their safety, the front door was found unlocked. Upon entry, officers were met with hostile gunfire, resulting in the deaths of Becker, Baker, and Emenheiser. Additionally, two other officers, including a sheriff’s deputy, were injured during the ordeal.

The incident escalated the previous evening when Ruth’s ex-girlfriend’s mother reported seeing a man resembling Ruth, armed with a rifle, surveilling their home. In a heartbreaking detail, investigators revealed that prior to shooting the officers, Ruth had also fatally shot the ex-girlfriend’s dog.

The fallen officers were revered for their service. Detective Sgt. Cody Becker had previously gained recognition for rescuing a family from a fire in 2010, which received national attention for his bravery. Detective Mark Baker brought over 20 years of experience to law enforcement and was praised for effectively managing high-stress situations, including a seven-hour standoff and a domestic shooting. Detective Isaiah Emenheiser was known for his commitment to fitness and was honored as the officer of the year in his department in 2011.

Authorities, including York County District Attorney Tim Barker and local police leadership, commended the officers’ exceptional bravery and professionalism during this tragic event. The shooting is considered one of the deadliest days for law enforcement in Pennsylvania history, drawing comparisons to a similar ambush in 2009 that killed three officers.

In response to the tragedy, Pennsylvania’s Governor, Josh Shapiro, urged the need for improvements in addressing issues surrounding gun violence and domestic situations. The incident marks the first fatalities of law enforcement officers in Pennsylvania in 2025, amid growing national discussions about increasing violence against police. The FBI and multiple law enforcement agencies are conducting an ongoing investigation into the events surrounding the shooting.

The community has expressed deep sorrow and solidarity, organizing tributes, including a procession to honor the fallen officers. Local officials emphasized the importance of confronting the underlying issues of domestic violence that led to this confrontation, affirming the commitment to improving safety for both officers and the community they serve.

As the situation evolves, the desire for solutions to prevent such tragedies remains a focal point of concern among community members and officials alike.

FAQ

What happened on September 17, 2025, in North Codorus Township, Pennsylvania?

Three police officers were killed in an ambush while attempting to serve an arrest warrant. The officers killed were Detective Sgt. Cody Becker, Detective Mark Baker, and Detective Isaiah Emenheiser, all from the Northern York County Regional Police Department.

Who was the shooter involved in the incident?

The shooter was identified as 24-year-old Matthew James Ruth, who was armed with an AR-15 style rifle.

What prior actions led to the police officers being dispatched to the home?

The incident occurred when officers approached the home of Ruth’s ex-girlfriend, who had previously reported stalking behavior.

How did the community respond to the deaths of the officers?

Community members expressed their condolences and held tributes, including a procession for the fallen officers.

What are the broader implications of this incident?

Officials noted the importance of addressing the underlying issues of domestic violence that led to the confrontation, as well as the broader need for societal improvements regarding gun violence.

Feature Details
Date September 17, 2025
Location North Codorus Township, Pennsylvania
Officers Killed Detective Sgt. Cody Becker, Detective Mark Baker, Detective Isaiah Emenheiser
Shooter Matthew James Ruth
Weapon Used AR-15 style rifle
Number of Injured Two officers, including a sheriff’s deputy
Prior Charges Against Shooter Stalking and harassment

 

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