Durham police are working to identify a man injured in an e-scooter crash. Police were called to Kitney Drive just north of Clements Road West around 3:15 p.m. for reports of a single vehicle crash involving an e-scooter.The man was riding northbound along the east side of the roadway when he lost control and fell, hitting his head. He wasn’t wearing a helmet and suffered a serious head injury as a result. He was transported to hospital in life-threatening condition and then airlifted to a Toronto trauma centre where remains unconscious and in critical condition.The man did not have identification on him so police are still working to determine who he is. He’s described as a white male between 45 and 60 years old, six feet tall and approximately 220 pounds with a bald head and a scruffy grey beard.He was wearing dark green corduroy shorts, prescription glasses, a faded black baseball hat with “Pinewood Toronto Studios” on the front, and black Reebok sneakers with white soles and red accents.The scooter the man was riding was a Segway Ninebot Kick Scooter Max G2.Anyone with information on his identity is asked to contact police.