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Trooper Martin F. Mack, III


March 21, 2022

Trooper Marty Mack and Trooper Branden Sisca were struck and killed by a suspected drunk driver near mile marker 18 on southbound I-95 in Philadelphia, shortly before 1:00 am.

They had responded to the area to investigate reports of a pedestrian walking along the interstate. They located the man and were assisting him into the back of one of their patrol vehicles when an approaching car drove by and attempted to pass the police vehicles by driving onto the shoulder. The vehicle fatally struck both troopers and the pedestrian they were assisting.

The driver remained on the scene.

Trooper Mack was a Pennsylvania National Guard veteran and had served with the Pennsylvania State Police for 7-1/2 years. He was assigned to Troop K and is survived by his wife and two children.

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