Then we find the student was given a script from CNN. That student was in the ROTC program, and knew to use (evidently,) that Kevlar shielding.
http://www.foxnews.com/politics/2018/02/22/florida-shooting-survivor-cnn-gave-me-scripted-question-for-town-hall-quashed-question-on-armed-guards.html
It seems the NRA was the only one that had a positive impact in the situation; everyone else failed.