Jack Johnson

The provided news articles discuss a shooting incident at an In-N-Out Burger restaurant in southern Idaho. The articles report that multiple people were killed, including the shooter. Twin Falls Police Chief Matthew Hicks stated that the threat to the community was over and that authorities were still working to determine the exact number of casualties and the shooter's identity and motive. None of the provided snippets mention an individual named Jack Johnson in relation to these events or any other context.