Austin Police are seeking help from members of the public to locate disabled Robert Harrison, 38, who was last seen at Houston airport on Sunday.
Mr Harrison has a rare condition known as Prader-Willi syndrome. People with PWS may present some challenging learning and emotional behaviours and unusual medical issues, the website of the Prader-Willi Syndrome Association UK explains.
People with this condition often presents with behaviour which can bring challenges to either themselves or those around them. Most common types of behavioural difficulties associated with PWS are outbursts; Perseveration (asking the same question over and over again); Compulsive behaviour and insistence on routine.
Robert Harrison was last seen at Bush Intercontinental Airport in Houston on Sunday. Mr Harrison is 5 feet 4 inches tall and weighing approximately 200 pounds. He has brown hair, hazel eyes and wears glasses.
The man was last seen wearing a dark-coloured vest and a blue baseball cap, both with the University of Texas emblem, blue jogging pants and a small carry-on bag with wheels.
The Austin Police Department are asking anyone with information about the disabled man’s to call 911 immediately. Because of the nature of his condition, Mr Harrison should not be directly approached.