As previously released, yesterday morning around 11:50 a.m. emergency crews responded to a collision involving a vehicle and pedestrian on Talbot Street between Parr Street and Marlborough Street.
The pedestrian, originally from Woodstock but now a Chatham resident was transported to the Chatham-Kent Health Alliance with serious injuries.
The 39-year-old woman was transferred to London for further medical attention.
The driver, a 94-year-old Blenheim woman was treated and released from hospital.
The Chatham-Kent Police Traffic Unit is investigating the collision. Anyone with information is asked to contact Constable Jason Herder at jasonh@chatham-kent.ca or 519-355-1092.