Kris-Deann Sharpley , who was heavily pregnant , and her Monday son were found dead on seven year old . The woman 's father Derek was also discovered at the house in Biddeston - west of Brisbane - on seven year old . Police say the deaths of the boy and mother are suspicious but the death of the man is not suspicious .
Kris-Deann Sharpley , who was heavily pregnant , and her seven year old son were found dead on Monday . The woman 's father Derek was also discovered at the house in Biddeston - west of Brisbane - on Monday . Police say the deaths of the boy and mother are suspicious but the death of the man is not suspicious .