A gunman carrying an AR-style rifle opened fire outside an In-N-Out Burger in Twin Falls, Idaho, on Saturday afternoon, killing three people and wounding several others before he was found dead nearby of what police say was a self-inflicted gunshot wound.
The area was cordoned off for hours as investigators processed the scene, and nearby businesses were told to shelter in place until police confirmed the gunman was no longer a threat.
Idaho's concealed-carry laws do not require a permit for most adults to carry a handgun in public, a legal backdrop that made an armed civilian responder in a shopping-plaza parking lot unremarkable to residents even as it becomes a national talking point online.
ABC News and Idaho News 6 both reported five people injured and transported to St.
The FBI offered assistance to local police and set up a tip line asking the public to submit photos, video or audio from the scene, a standard step in shootings where the shooter died before being questioned and left no immediately obvious explanation for the attack.
A gunman killed three people and wounded several others outside a week-old In-N-Out in Twin Falls, Idaho, before dying of an apparent self-inflicted gunshot wound. Police have given conflicting casualty counts, and an armed bystander's intervention is still under investigation.