Security consultant Dick Sem says hospital shooters tend not to kill at random but often are angry about something that has ...
Lester Mendoza, a physician assistant at UPMC Memorial Hospital in York, said he helped tell the shooter a loved one had passed days before the shooting.
WGAL Lancaster-Harrisburg on MSN49m
Local police officer killed at UPMC shooting
West York borough police say one of their officers has been killed in a shooting at UPMC Memorial Hospital in York.