Gus vanished from an outback sheep property after last being seen playing outside a homestead. (PR IMAGE PHOTO)Gus vanished from an outback sheep property after last being seen playing outside a homestead. (PR IMAGE PHOTO) Credit: AAPPolice promise to continue investigations into the disappearance of a preschooler from an outback property despite scaling back the search. The only trace found of the four-year-old was a tiny footprint in the dirt about 500 metres from the family homestead amid an extensive week-long ground and air search. Gus was described as an adventurous boy who had been playing in the sand near the family homestead when he disappeared.