Police are still working to determine why a 24-year-old gunman opened fire at a crowded In-N-Out Burger in Twin Falls, Idaho, killing three people and wounding seven others before taking his own life after taking fire from a bystander and an off-duty Idaho state trooper.Twin Falls Police Chief Matthew Hicks said Sunday that investigators were confident Chad Williams acted alone in Saturday's attack, but detectives had not yet established a motive or fully traced his movements before the shooting."We believe their actions helped drive the suspect away from the scene, preventing further casualties," Hicks said of an armed citizen and officer who returned fire."We want to take a moment and commend the actions of the off-duty officer and the citizen, and their heroic action to stop this incident."Police have not publicly identified the trooper or the bystander, but the Idaho Statesman detailed the heroics of Jordan Salinas, 35, of Kimberly, Idaho, strapped by the shoulder with a FN Five-seveN semi-automatic pistol fitted with a suppressor.OFF-DUTY TROOPER AND ARMED CITIZEN HAILED AS HEROES AFTER RETURNING FIRE ON IN-N-OUT GUNMANThis 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)Salinas, a reported "healthcare worker, the full-time caregiver of his wheelchair-bound brother," told the paper he took up gun training after a 2021 shooting – never even aiming a gun at an animal – saying he was able to "observe," "orient" and "decide" that "OK, this is the guy," he said before being resolute to "act."The gunman, he said, was shocked by the armed response."He did not like it when bullets started firing both ways," Salinas, whose girlfriend at the restaurant was stuck in Williams fire, told the Statesman, adding he felt "no fear.""There’s a task that needs to be done, and we’re the ones who need to do it," he added, only standin...