A motorcyclist suffered a broken leg in a crash with a car.
Police are appealing for witnesses after the incident in Balcombe Road, Crawley, at 9am on June 6.
The 46-year-old motorcyclist, from Crawley, suffered a broken leg and was taken to St Georges Hospital in London The 30-year-old female driver of the white Ford Astra, also from Crawley, was not hurt.
Sergeant Mark Baker said: "We still need to find people who were in the area and saw the crash happen.
"We are particularly keen to trace the driver of a dark Toyota who was directly behind the vehicles when they collided. That driver could have vital information about what happened."
Anyone with information should call 101 quoting serial 278 of 6/6 or email firstname.lastname@example.org.