Police have released photos of a man they want to speak to who was last seen in Asda in Aylesbury.
The man, whose identity is unknown, was last seen in the store in Mandeville Road on Tuesday evening shortly before 7pm.
Officers would like to speak to the man pictured as they have concerns for his welfare.
Sgt Steve Brisley, from Aylesbury police station, said: “I would like to appeal to anyone who recognises this man to speak to an officer.
“The man is not in any trouble however we have concerns for his welfare and would like to trace him to ensure he is safe.
“If you know the identity of, or are the man pictured, please call the 24-hour Thames Valley Police enquiry centre on 101 quoting URN 1355 23/6.”