Just after 6 p.m., Pittsburgh Police from Zone 4 observed a motorcycle rider traveling at a high rate of speed and weaving in and out of traffic on Fifth Avenue near S. Aiken Avenue.
Officers activated their lights and sirens to pull the driver over, but he drove up on to the sidewalk, striking a female pedestrian. There was no vehicle pursuit by police.
Medics arrived to transport the patient to the hospital in critical condition.
The male driver of the motorcycle was transported to the hospital in stable condition with injuries to his jaw.
The Collision Investigation Unit processed evidence and interviewed witnesses at the scene.
The investigation is ongoing.