The FBI knew about the Garland, Texas ISIS attack before it happened as well.
https://www.cbsnews.com/news/terrorism-in-garland-texas-what-the-fbi-knew-before-the-2015-attack/
Look at the political spin already being used in the school shooting to call for gun control and help Democrats. A few kids dead? What do Democrats care? They’re already in the business of murdering babies and selling the body parts.
BINGO!