A shooting at Carter Lumber in Mason, Ohio left one employee dead, with authorities reporting a person of interest in custody. The incident occurred at the door manufacturing facility on Reading Road shortly after 1 p.m., and police said the investigation remains active. Carter Lumber issued statements expressing condolences, confirming the death of an employee and noting cooperation with law enforcement. Prosecutors identified the suspect as 34-year-old David Cohen of Hamilton, who is being held on murder charges, with officials saying the victim has not yet been identified. News outlets from WCPO, Dayton area outlets, and local TV stations are covering the ongoing investigation and promising updates as more information becomes available. Authorities have urged patience as investigators work to determine a motive and confirm all details, while the company continues to support affected employees and others at the scene.