A man was knocked unconscious during an attack at a pub in Codnor.
At 10.05pm on Friday, October 14, a man punched another man in the face in the Poet and Castle pub on Alfreton Road.
The victim passed out - but the offender continued to punch him in the face. He then ran from the pub.
The victim was taken to hospital where he received treatment for a broken nose and cheekbone.
A 53-year-old man from Codnor was arrested on suspicion of assault and has been released on police bail pending further investigation.
Witnesses or anyone with information about the crime should call DC Richard Marshall on 101, quoting reference number 16000327221, or contact Crimestoppers on 0800 555 111.