Daniel Baker murder: CCTV image released in bid to trace man
Detectives investigating the death of Derby man Daniel Baker have released a picture of a potential witness.
The 32-year-old was found with stab wounds on Mansfield Road, South Normanton, at 23:35 BST on 19 July.
Police have released an image of a man who boarded a Red Arrow bus in Clay Cross at the same time as Mr Baker the day before his death.
Two people have been charged with murder and are remanded in custody awaiting trial.
Det Con Richard Watson, from the East Midlands Major Crime Unit, said: "This man may have spoken to Mr Baker and could be able to help us piece together what happened in the hours before he died."