The FBI is investigating a threat at Columbine High School in Colorado.
The school went into lock down on Tuesday along with 20 other schools in the area.
The FBI has identified the woman who reportedly made threats.
Colorado State Patrol tweeted that the wanted suspect is 18-year-old Sol Pais and she is considered armed and dangerous.
Columbine High has remained in the public’s consciousness for for nearly 20 years since a mass shooting on April 20, 1999. Two students opened fire inside of the school killing 12 students and one teacher.