Tampa, FL – A 15-year-old Plant High School student was arrested on March 24, 2025, after posting a threat to “shoot up” her school on social media, the Tampa Police Department announced. Rilyn Notbohm was taken into custody at approximately 11:00 p.m. after detectives investigated a post she made earlier that day stating, “That’s it, […] Tampa Police Arrest Plant High School Student For School Shooting Threat On Social Media ...read more read less