Posted in Miami News 15-year-old boy accused of threatening to shoot up Hialeah school Author: Rich Published Date: September 26, 2019 0 120 A 15-year-old student who attends iMater Academy Charter Middle/High School in Hialeah was arrested Monday on accusations that he threatened to shoot up the school. Author: Rich Related Articles 0 23 Posted in Miami News Florida Senate unanimously passes Tristin Murphy Act, now heads to Florida House 0 120 Posted in Miami News Teen released from juvenile detention a day after being arrested over school threat 0 172 Posted in Miami News Students head back to school in Miami-Dade County