上莫兰学区周一关闭，官员们调查了匿名语音邮件威胁；匹兹堡地区的学校在社交媒体威胁后实施了修改后的封锁。 Upper Moreland School District closed on Monday as officials investigated an anonymous voicemail threat; Pittsburgh area schools implemented modified lockdowns following a social media threat.

上莫兰学区于 2 月 12 日星期一关闭了其建筑物和办公室，官员们对周末收到的匿名语音邮件威胁进行了调查。 The Upper Moreland School District closed its buildings and offices on Monday, February 12, as officials investigated an anonymous voicemail threat that was received over the weekend. 这种威胁并非针对该学区内的任何特定学校，出于谨慎考虑，官员们决定关闭这些设施。 The threat was not specific to any particular school within the district, and officials decided to close the facilities out of an abundance of caution. 由于社交媒体威胁，西米夫林地区学区和匹兹堡公立学校也采取了预防措施；西米夫林实施了游客限制，匹兹堡则实施了修改后的封锁。 West Mifflin Area School District and Pittsburgh Public Schools also took precautions due to social media threats; West Mifflin implemented visitor restrictions, and Pittsburgh operated on a modified lockdown. 当地警方正在调查所有威胁并根据需要提供最新信息。 Local police are investigating all threats and providing updates as necessary.