Disappearance & Death
They had planned to stop in Spanish Fork as well. On January 11, 2018, the Jeep they were driving was found by the Department of Public Safety, Juab County Deputies, and with the involvement of Civil Air Patrol.  
Cadaver dogs when sent out after the family's house was searched but there were no immediate signs of homicide. There were initially no signs of foul play though authorities now suspect that they were the victims of murder.