PHILADELPHIA—State police have opened a driving under the influence investigation following the deaths of two Pennsylvania troopers and a civilian struck by a vehicle on an interstate in Philadelphia early Monday, state police said.
Trooper Martin F. Mack III and Trooper Branden T. Sisca were dispatched after a man was reported walking in the southbound lanes of I-95 near the sports stadiums in South Philadelphia, Capt. James Kemm said.
