"I am inspired by the amazing doctors, nurses, and staff at UPMC and WellSpan Health who did tremendous work to save lives in the face of tragedy," said Shapiro. "It was my honor to meet with them and to thank them for what they do in service to their neighbors.

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.