Pittsburgh Police from Zone 5 responded to a Shotspotter alert for shots fired in the 7200 block of Frankstown Avenue just after 3:15 p.m.
Responding officers on scene discovered a male victim who had suffered a gunshot wound to the back. He was transported to the hospital by medics in critical condition. A female victim who received a gunshot wound to the foot was taken to the hospital in stable condition.
Witnesses say a fight broke out on the sidewalk within a group of about 25 people and two suspects began shooting at each other.
There are no suspect descriptions at this time.
The Crime Scene Unit is gathering and processing evidence at the scene. Homicide, Violent Crime Unit, and GVI detectives are investigating.