Pittsburgh Bureau of Police responded to a Shottspotter alert for the 1200 block of Mohler Street around 5:30 p.m.
Responding officers from Zone 5 discovered a male who suffered a gunshot wound to the Collarbone area. The victim was conscious and alert. Medics transported him to a local hospital in critical condition.
A short time later, two more victims were discovered at the 7500 block of Upland Street. One male victim was shot in the chest and arm. He was transported by medics in critical condition to a local hospital. A third male was shot in the leg and transported in stable condition.
One vehicle was towed from the Upland Street scene.
Police are investigating.