At around 2:30 p.m., Pittsburgh Police from Zone 5 responded to the 600 block of Singer Place for reports of two individuals who had been shot.
Officers located two males inside a residence with gunshot wounds. Medics transported both victims to the hospital in critical condition.
A third male arrived at the hospital by private means with a gunshot wound. He was in stable condition.
Detectives from Major Crimes are investigating.
One individual was detained for questioning. The investigation is ongoing.