(Kevin Bell Jr. via AP)This still image captured from video by a witness shows the scene of a shooting that started at an In-N-Out Burger restaurant, Saturday, Aug. 1, 2026 in Twin Falls, Idaho. (Kevin Bell Jr. via AP)This still image captured from video by a witness shows the scene of a shooting that started at an In-N-Out Burger restaurant, Saturday, Aug. 1, 2026 in Twin Falls, Idaho. (Kevin Bell Jr. via AP)This still image captured from video by a witness shows the scene of a shooting that started at an In-N-Out Burger restaurant, Saturday, Aug. 1, 2026 in Twin Falls, Idaho. The attack Saturday at a new In-N-Out Burger in Twin Falls ended when the gunman, identified by police as 24-year-old Chad Williams, shot and killed himself. Twin Falls spokesperson Josh Palmer said Monday that police were still trying to identify next of kin.