A person has been taken into custody in connection with online threats made against a San Dimas student.
The girl, who is under 18-years-old, was kept home from lessons while the Los Angeles County Sheriff’s Department investigated the chilling messages sent via Instagram.
A LASD spokesman said the the case will be submitted to the juvenile court for "charges to follow," however no further details were released on the suspect.
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One anonymous posting warned the student, "This is your last week. Time's up!!" Another had a photo of the girl with the caption, "That smile! I can't wait until it's just blood and tears!"
Security was also increased at Lone Hill Middle School, where she is a student, and near her home.
Students had reported the threats to school administrators, a Bonita Unified School District assistant superintendent previously said.
Instagram had been cooperating with the investigation, a LASD spokesman said.