POLICE have urged anyone who knows the whereabouts of this man to contact them.

Officers from Bolton Central said they are concerned for the welfare of this man, who was dropped off at Bolton train station by taxi this morning.

It is believed the man may have dementia.

Officers said: "We have concern for a male who has been dropped off by a taxi at Bolton train station at around 4.50am this morning.

"It is believed the male may have dementia.

"If you know of him or know where he is, please call 101."