A murder investigation has been launched after a man died from serious injuries near Gloucestershire Royal Hospital.
Police were called to Great Western Road in the city just after 5.20pm yesterday.
The victim, whose identity is not yet known, was taken to Gloucestershire Royal Hospital by ambulance but pronounced dead a short time later.
The death is being treated as suspicious and a murder investigation has been launched.
Detectives want to trace a silver Ford Focus estate and black Audi A5 or A7.
A Gloucestershire Police spokesman said: “We would really like to hear from the occupants of the Ford and the Audi.
“We understand that you may have been trying to seek medical attention for the man but you may have crucial information on what led to his death.”
Great Western Road Road was fully re-opened at 3pm this afternoon.