Twelve Land Search and Rescue volunteers are searching for a missing Invercargill man.
An emergency alert was issued last night for 68-year-old Raymond Horn.
Raymond Horn Photo: Supplied / NZ police
Horn is non-verbal and walks with a shuffle.
He went missing from his central city home on Monday morning.
He is thought to be wearing a light-coloured polo shirt, a black and red jacket, gym shoes and sweatpants or jeans.
Police are asking Invercargill residents to search their properties, saying they have serious concerns about his safety.