A man was allegedly verbally abusive to staff at the Lincoln Asda store this week and police are appealing for information to help with the investigation.
Lincolnshire Police released a CCTV image of a man, who it believes may be able to help with the probe into a public order offence.
The man entered Asda in Wolsey Way in Lincoln on on Wednesday, November 7 before being verbally abusive to staff in the store.
Anyone with information should call police on 101 quoting incident 430 of November 7.
It can also be reported anonymously through Crimestoppers on 0800 555 111.