In the last two days, at least five schools in the St. Louis area have received threats, causing class cancellations and lockdowns.

While threats such as these are becoming more frequent across the region and nation, and most are not credible, we take every threat seriously,” a District 189 statement says.

Another St. Louis-area school district announced an arrest in connection with threatening social media posts.The East St. Louis School District provided an update to families Wednesday evening. “A suspect believed to be responsible for the online social media threats has been apprehended and is currently in custody,