>> i feel very disturbed by this. but i want to add to that, one, it's quite disturbing to see or hear that the fbi had a tip in january, that they could have pursued, that apparently they did not. but to step back even a little bit more, if this student was never able at 18 or 19 to purchase an assault weapon, this would never be happening. he has to be 21 to purchase a beer and yet he can go with a drivers permit, nothing else in florida, and in ten minutes have an assault weapon. we can argue whether or not the fbi messed up, and apparently they may have done so. but i think our leaders, bo...