A second threat in the Cowden-Herrick School District in recent weeks got the Shelby County Sheriff’s Office called to the school Monday. A threat was reportedly made on social media to a student and the school.

A 13-year-old male student of Cowden Grade School was arrested for making the threat. The threat was found to not be credible but a prank.

The first incident two weeks ago led to the arrest of a 16-year-old female student.

The investigation was aided by the social media application Instagram, the Illinois State Terrorism and Intelligence Center, and the East Central Illinois Drug Task Force.