Dunkin' store manager killed during robbery; suspect sought

Philadelphia police are searching for the suspect who gunned down a Dunkin' store manager in North Philadelphia.The incident happened Saturday around 5:30 a.m. on the 500 block of W. Lehigh Avenue.The store manager, identified by police as Christine Lugo, 41, was opening the shop when the suspect approached her at gunpoint and forced her into the building, according to investigators.Once inside, the suspect demanded she hand over money from inside the store office, police say.Officials say after taking the money, the suspect opened fire, shooting Lugo in the head. She was pronounced dead at the scene.