3 cops killed in shooting in US state of Pennsylvania

Pennsylvania: A gunman shot and killed three police officers and injured two others in the US state of Pennsylvania.

The shooting incident took place in York County, Pennsylvania, where an unknown person came and opened fire on the police.

According to US media, police near the scene opened fire on the attacker as soon as they saw the opportunity.

US authorities said that the condition of the two police officers injured in the shooting is critical.

According to reports, the police were investigating a case in the area before the gunman opened fire.

The identity of the deceased suspect was not initially disclosed, but police said that details will be revealed soon after the investigation is completed.