Three police officers were shot dead and two wounded on Wednesday in southern Pennsylvania in the United States before the attacker was shot down, authorities said.It was one of the deadliest days for police, not only in Pennsylvania, but in the US, in recent times.Here is what we know:What happened in Pennsylvania?The shooting took place a little after 2pm (18:00 GMT) on Wednesday at a farmhouse off a quiet country road a couple of miles outside an old mill town.Police said the officers were there to serve a warrant. At a news conference, Christopher Paris, the state police commissioner, explained that they were following up on an investigation that began the day before, but he shared few other details.“The general heading of that investigation, I would say, would be domestic-related,” Paris added.The emergency response unfolded on a rural road. Officers were keeping people well back from the scene, with some 30 police vehicles blocking off roads.Where did the shooting take place?The shooting took place along Haar Road in North Codorus Township, a farming community in York County.It is located about 115 miles (185km) west of Philadelphia, not far from the Maryland border, authorities said.The shooting also prompted a temporary shelter-in-place order for a school district in Spring Grove, Pennsylvania, a town of roughly 2,500 residents. Officials later clarified that no schools were affected.What do we know about the suspect?Authorities did not identify the suspect, who was killed. Paris said he could not share many details, citing the ongoing investigation. Advertisement CNN, quoting law enforcement officials br …
