Posted in Miami News 15-year-old boy accused of threatening to shoot up Hialeah school Author: Rich Published Date: September 26, 2019 0 4 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 6 Posted in Miami News Local 10 News Brief: 2/16/20 Afternoon Edition 0 9 Posted in Miami News First Day Of School In Broward, Monroe Counties 0 5 Posted in Miami News Naked man caught on cell phone video before leading cops on chase.