UPMC announced this morning via a Facebook post that it has closed Memorial Hospital in West Manchester Township to visitors in the wake of a hostage incident Saturday that left one police officer dead, two injured and several staff members injured. The health care system did not say when visitors to patients would once again be welcome.

Three UPMC Memorial Hospital workers and three police officers were shot — one of them fatally — in what York County District Attorney Tim Barker described as an attempted hostage situation Saturday morning.

Pennsylvania officials said a man entered the intensive care unit of UPMC Memorial Hospital in York and took staff members hostage before he was killed by police on Saturday. An officer also died in the shooting,

"We know that families and visitors are vital to helping patients heal, and we are working toward making visitation possible again."

A police officer and a gunman are dead following a shooting at UPMC Memorial Hospital in York County on Saturday, according to law

A tragic incident unfolded at UPMC Memorial hospital in York, Pennsylvania, as a police officer responding to a shooting was killed. The gunman was also shot dead. Fortunately, no patients were injured.

A memorial is growing as a Pennsylvania community mourns the loss of a police officer on Saturday. The officer was killed in the line of duty when a gunman opened fire inside the UPMC York Memorial Hospital.

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