POLICE are searching for missing 84-year-old Richard Brown from Brighton.

Richard left his home in Cornwall Gardens on Tuesday August 23 at 9.30am for a walk but did not return home.

It is believed he was seen at the i360 tower on the Brighton seafront at 5.30pm.

Richard suffers from Alzheimer's Disease and may have become confused.

He is white, 5' 10", with grey short hair and wears glasses. He was wearing a grey fleece, khaki light weight trousers, a blue sun hat with a visor and black trainers.

Inspector James Davidson said: "We are extremely concerned about Richard as he is vulnerable. If anyone sees him please contact us immediately."

Phone police on 101 quoting serial 1261 of 23/08 or if Richard is in danger or in need of urgent medical attention, dial 999.