Pennsylvania State Police Corporal Timothy O’Connor was shot and killed during a traffic stop in West Caln Township on Sunday ...

A Pennsylvania state trooper was shot and killed on Sunday night while conducting a traffic stop in Chester County, according ...

COMPASS, Pa. (WHTM) — A Pennsylvania state trooper from the Lancaster Barracks is dead after a shooting in Chester County ...

Cpl. Timothy O'Connor Jr. was walking up to a car when the driver shot him, police say.

A Pennsylvania State Police trooper was killed during a traffic stop in Chester County on Sunday night, authorities said.

The Caldwell Police Department will lead the Critical Incident Task Force investigation into the incident.

A search is underway in Maryland for a suspect who shot at a State Police trooper who was conducting a traffic stop in Baltimore on Tuesday morning, department officials said. The trooper suffered ...