Detectives are appealing for witnesses following a report of a serious assault in Buxton in the early hours of Sunday morning.
Officers were called to an incident outside the Vaults pub, High Street shortly before 1am on 19 July. A 45-year-old man was found with serious injuries and was taken to hospital where he remains.
A 28-year-old man was arrested on suspicion of GBH and has since been released on police bail.
Anyone with information about this incident, who has private CCTV installed in the area or who was driving nearby with dash cam installed, is asked to contact Detective Constable Jane Cyples quoting reference number 2*369669.
Any footage which may be of use to officers should be downloaded to a separate, secure device ready for them to view.
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