Timothy Griffith is a murderer from Mapleton, Utah.
On November 9, 2017, Griffith, 45, killed his wife Jessica Griffith, 42, his stepdaughter Samantha Badel, 16, and his 5-year-old son Alexandre Griffith. Then he killed himself and the family dog.
Police classified the crime as a murder-suicide.
The family moved from Switzerland to Utah in May of 2017.
Griffith purchased the guns used in the crime in September 2017.