美国校园枪击案嫌疑人，14岁，去年曾因威胁接受调查

联邦调查局表示，当地学校在2023年收到关于一名14岁男孩在网上发布有关校园枪击的威胁后，被要求对其进行监控。这名男孩现在是近期一起校园枪击案的嫌疑人。

Original Title: US school shooting suspect, 14, quizzed about threats last year
Article Content:
Local schools were asked to monitor the 14-year-old after online threats about a school shooting in 2023, the FBI says.

Original article: https://www.bbc.com/news/articles/c049yw352r1o