Mark Baker, Isaiah Emenheiser, and Cody Becker die in fatal York County shooting

Mark Baker, Isaiah Emenheiser, and Cody Becker die in fatal York County shooting

Fatal York County shooting deaths of Mark Baker, Isaiah Emenheiser, and Cody Becker

York County authorities confirmed the deaths of three detectives following a fatal shooting incident. The victims include Mark Baker, aged 53, Isaiah Emenheiser, aged 43, and Cody Becker, aged 39, all employed with the Northern York County Regional Police. The incident occurred on Wednesday when Matthew James Ruth, a 24-year-old suspect, opened fire while the detectives were executing a warrant at a residence in North Codorus. According to investigators, Ruth had previously targeted his ex-girlfriend and her mother, engaging in stalking and planning their killings. Before being neutralized by a fifth detective, Ruth also shot and wounded a fourth detective and a York County Sheriff’s deputy.

The timeline begins with an earlier event on Tuesday, September 16, 2025, at 11:23 p.m., when authorities were alerted to a man observed with binoculars spying through a window on Haar Road in North Codorus Township. This initial report highlighted concerns about potential stalking behavior. During a press conference on Thursday, District Attorney Tim Barker detailed the events, emphasizing the planned nature of the attack and the detectives’ professional backgrounds. Mark Baker had dedicated 21 years to law enforcement, Isaiah Emenheiser 20 years, and Cody Becker 16 years, showcasing their extensive service.

Investigators revealed that Ruth meticulously plotted the murders, culminating in the high-speed shootout that claimed three lives. The operation involved multiple law enforcement agencies responding swiftly to the escalating danger. The full extent of the investigation is ongoing, with authorities focusing on Ruth’s motives and the circumstances surrounding the detailed preparation. No further updates on the remaining detectives or the suspect’s status were provided as of the latest reports.