As authorities in Washington state search for a man accused of killing his three young daughters after taking them for a scheduled custody visitation, the tragedy rings all too familiar for the parents of murdered children and advocates who say courts allow this to happen.

Travis Decker, accused of killing his three daughters in central Washington, remains at large after being spotted in Idaho, while federal agents have joined the search for him.

The Washington dad wanted for the murders of his three daughters was spotted on security cameras in the days leading up to the brutal killings as police ramp up their search for the