A gunman, armed with a handgun and carrying zip ties, went inside UPMC's ICU, and took staffers hostage before he was ultimately killed by police in a shootout, the York County DA said.

YORK COUNTY, Pa. (WHTM)– An active shooter situation locked down UPMC Memorial in York County, according to officials from West Manchester Township. Details are limited at this time, but officials from West Manchester Township have confirmed that it is an active shooter situation. Residents should avoid the area around UPMC Memorial.

Authorities say a shooter entered UPMC Memorial Hospital's ICU and took staff members hostage before he was killed by police in a shootout.

A police officer who was shot to death while responding to an armed man with hostages inside a Pennsylvania hospital intensive care unit was remembered Friday as a dedicated public servant who did not hesitate to run toward danger and died a hero.

A procession with law enforcement officers is planned for the Friday funeral of a Pennsylvania police officer who was shot and killed while coming to the rescue of medical personnel and patients during an attack on a hospital intensive care unit last weekend.