Alberto M. Carvalho, Superintendent of Miami-Dade County Public Schools, holds a press conference after arrest of Senior High student 15, accused of some of the cyberattacks plaguing Miami-Dade County Public Schools. Video by Al Diaz / Miami Herald Read more: https://hrld.us/3gYMt7t More from the Miami Herald: Subscribe: https://www.youtube.com/user/miamiherald Twitter: https://twitter.com/MiamiHerald Facebook: https://www.facebook.com/miamiherald/ Website: https://www.miamiherald.com/