Missing woman Mary Roberts, 81, found dead at Mango Hill THE body of missing woman Mary Roberts has been discovered at Mango Hill north of Brisbane, police have confirmed. The 81-year-old had been missing since yesterday morning. The death was not being treated as suspicious; however police could not confirm how she had died. Earlier, it was reporterd emergency services were scouring bushland for the ill woman. An extensive air and land search has been launched following two confirmed sightings of Ms Roberts in the area yesterday.