Just before 3:15 p.m. Pittsburgh Police from Zone 1 responded to reports of a person stabbed inside a residence in the 3800 block of California Avenue.
Responding officers attended to a male victim who had suffered a stab wound to the neck. He was transported by EMS to the hospital in critical condition.
A male suspect reportedly fled the scene in a vehicle.
Detectives from Major Crimes and the Crime Scene Unit responded to process the scene.
The investigation is ongoing.
Tonight, the City-County Building is illuminated to recognize Poison Prevention Week and the 50th Anniversary of "Mr. Yuk" in partnership with Children's Hospital of Pittsburgh of UPMC.
For questions about the lighting at the City-County Building, please reach out to the Office of the Mayor.