Several people can be seen walking in the background of police bodycam video taken near the King Road home where four University of Idaho students were killed in their sleep on Nov. 13 and around the same time.
Xana Kernodle's family has established an endowment in her honor at the University of Idaho, where she was studying marketing at the time of her death.
Idaho students unsolved deaths prompt rumors, harassment wtmj.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from wtmj.com Daily Mail and Mail on Sunday newspapers.
"We are confident that the occupant or occupants of that vehicle had information that's critical to this investigation," the police captain said.
Investigators have yet to name a suspect in the stabbing deaths of four University of Idaho students who were found dead in a home near campus last month