Police Investigate Computer-Generated Swatting Calls to Pittsburgh Schools.

TL;DR
Multiple schools in Pittsburgh and Western Pennsylvania have received reports of active shooter threats, which are believed to be "computer-generated swatting calls." Police have responded to the schools and put them on lockdown, but there have been no reports of injuries or evidence of an actual shooter. The state police are treating each incident with standard law enforcement protocols and investigating the source of the calls. Hospitals and emergency officials in Pittsburgh are also on heightened alert.
Want the full story? Read the original reporting
Read on CBS Pittsburgh