An elderly woman is in a critical condition in hospital after reports of a lorry hitting an pedestrian on Kings Heath high street.
It happened at around 10:50am on Saturday (27 May). The road was closed for several hours while emergency services were at the scene.
The driver is assisting officers with their enquiries.
Detective Sergeant Paul Hughes from the Collision Investigation Unit said: I really need to speak to anyone who was in the area at the time and witnessed the collision who hasn’t already spoken to us.