Idaho police are sorting through a massive list of potential witness vehicles and asking for more information from the public into a quadruple stabbing that occurred steps away from the University of Idaho campus. Police said they were looking to speak with the occupants of a white Hyundai Elantra who may have information on the slayings of Madison Mogen, 21, Kaylee Goncalves, 21, Ethan Chapin, 20, and Xana Kernodle, 20. Police revealed they have a list of roughly 22,000 similar cars and are still looking for the occupant or occupants of the vehicle. A gas station worker who was reviewing surveillance images in her downtime spotted a white car speeding past her store around 3:45 a.m. on Nov. 13. Subscribe to LiveNOW from FOX! https://www.youtube.com/livenowfox?sub_confirmation=1 Where to watch LiveNOW from FOX: https://www.livenowfox.com/ Follow us @LiveNOWFOX on Twitter: https://twitter.com/livenowfox Raw and unfiltered. Watch a non-stop stream of breaking news, live events and stories across the nation. Limited commentary. No opinion. Experience LiveNOW from FOX.