FBI agents were warned about Nikolas Cruz’s plans to become a “professional school shooter” months ago, according to a YouTube vlogger who noticed a sick comment on one of his videos.

FBI agents were warned about Nikolas Cruz’s plans to become a “professional school shooter” months ago, according to a YouTube vlogger who noticed a sick comment on one of his videos. https://t.co/VPzQ3o4ibw pic.twitter.com/uMsSKpkpH0

— New York Daily News (@NYDailyNews) February 15, 2018