UPDATE/CORRECTION: The Collision Investigation Unit was provided with incorrect information when police arrived on scene. Upon checking with the hospital, there was a single occupant inside the vehicle who was transported in critical condition. He remains critical at last update. We apologize for any inconvenience/confusion this has caused.

Just before 3:30 p.m. Pittsburgh Police, Fire and EMS responded to 44th Street at Post Street outside of UPMC Children's Hospital for a single vehicle rollover.

Arriving units located an SUV flipped over with two people trapped inside and at least one unresponsive.

First responders extricated the victims using special equipment. A male driver and female passenger were transported to the hospital in critical condition.

The Collision Investigation Unit responded. The investigation into the exact cause of the crash is ongoing.