Two men have been questioned after a car hit a roundabout on the A48 Cowbridge bypass during a police chase.
Officers spotted a silver BMW with European number plates being driven dangerously on Cowbridge Road West in Ely on Monday 8th December.
The collision occurred at the junction with the B4270 on the outskirts of Cowbridge at around 8.25pm that evening.
No further action was taken against one of the men but the other suspect was released under investigation.
A South Wales Police spokesperson said: "We are appealing for anyone who witnessed the collision or who has information, in particular anyone who saw either car being driven prior to, or who has dash camera footage or any other information which may assist the investigation."
Anyone with information should contact South Wales Police on 101, quoting reference no. 2500389215.

Plans are under consideration to build over 200 houses in a sleepy Welsh village
Sanitary disposal bins introduced in men's public toilets following "Bins for Boys" campaign
Officers called to Dinas Powys Woods after young person enters the river
Vale Council signs off placemaking plan for Barry
Plans filed to use Blackweir Fields for a series of live events this summer
Plans filled for controversial housing development in Cowbridge
Cardiff Council pledges to work with new Welsh Government to tackle trouble-plagued hospital
RNLI issues Sully Island safety advice after first call out of the year to the Island
Morio Lounge on course to open at Nell's Point in May
Vale Council appoints specialist contractors to carry out road improvements
Three men jailed for their roles running a drugs line which supplied cocaine in Barry
Police appeal for witnesses after fatal Penarth Road collision
New Beach and country park facilities opened following major investement
RNLI centre at Barry Island welcomes lifeguards back to Whitmore Bay
Severn tidal lagoons progress