Cops encountered Archangel-Ortiz holding a female staffer at gunpoint with her hands bound, officials said. The officers ...

A man who took hostages at UPMC hospital during a shooting that killed a police officer and wounded five others highlights ...

A mass shooting at UPMC Memorial Center has left the gunman and a police officer killed and multiple hospital staff injured.

A 49-year-old gunman was shot and killed by police after they said he held multiple UPMC staff members hostage and shot ...

Officials say 49-year-old Diogenes Archangel-Ortiz had recent contact with the intensive care unit "for a medical purpose ...

A man armed with a pistol and carrying zip ties entered a Pennsylvania hospital’s intensive care unit Saturday and took staff ...

Lester Mendoza, a physician's assistant at UPMC Memorial Hospital in York, said he helped tell the shooter a loved one had ...

Officer Duarte had just celebrated his 30th birthday on Feb. 17, less than a week before Saturday’s shooting, according to ...

The man who authorities say entered a Pennsylvania hospital with zip ties and a pistol over the weekend had recent contact ...

A gunman who held medical staff hostage before killing a police officer and wounding five others at a hospital in south-central Pennsylvania Saturday is believed to have visited ...