MESQUITE, Texas (CBSDFW.COM) – Mesquite Police arrested a John Horn High School student Wednesday morning, less than a day after investigators were alerted to a threat made on social media.

Police said late Tuesday evening, they and Mesquite ISD found out about a non-specific threat related to an event that would happen on Thursday, February 14 at the school.

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Mesquite Police investigators said they figured out who it was and contacted and arrested the student responsible for the posting around 8:30 a.m. Wednesday.

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The student, a juvenile, was taken into custody without incident and charged with false alarm/report, a state jail felony.

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February 14 will be one year since a shooter walked into Marjory Stoneman Douglas High School in Parkland, Florida and murdered 17 students and staff, 17 others were injured.