美国突发校园大规模枪击 白宫降半旗

Core Points - A shooting incident occurred at a Catholic school in Minneapolis, resulting in three fatalities, including the shooter and two children, and 17 injuries, with 14 of the injured being children aged 6 to 15 [1][2] - The shooter, identified as 23-year-old Robin Westman, acted alone and had no prior criminal record; the FBI is investigating the incident as a case of domestic terrorism and hate crime [2] - The shooting took place during a morning mass, with the shooter using multiple firearms, all legally purchased, and employing tactics such as blocking exits and using a smoke grenade [2] Incident Details - The shooting happened around 8:30 AM local time, with the shooter firing from a side window into the church where students were seated [2] - The deceased children were aged 8 and 10, and among the injured were three adults from the local parish [2] - The shooter committed suicide in the parking lot behind the church after the attack [2] Weapons and Motives - Westman used a rifle, shotgun, and handgun during the attack, and additional weapons were found at his residence [2] - Some of the ammunition magazines had messages such as "kill Trump" and other anti-ethnic sentiments, indicating a possible motive linked to hate [3] - The incident is part of a broader trend, with at least 286 mass shooting events reported in the U.S. this year alone [3]