Public help appeal as police investigate boys death, Cairns
Police are appealing for the public's help as they try to piece together what happened leading up to the murder of a little boy in Rossville.
Koah Smith died on Friday while his 45-year-old father Troy was found dead nearby.
Police are treating it as a murder-suicide.
Detective Acting Inspector Jason Smith said locals who knew the dad should come forward and help police investigate the tragedy.
"This investigation is ongoing and we are trying to put together the pieces to identify how exactly this irregular event could of occurred," Detective Acting Inspector Smith said.
"I'm calling on anyone who know Troy Harvey and who might have had contact with Mr Harvey the week before the 4th of September."