In hour one of Here & Now’s March 12, 2018 full broadcast, the president of National School Safety and Security Services joins us to weigh in on what practices work to make schools safer. Also, Fox Network Group announced that it’s looking to reduce ad time on television by 2020, to just two minutes per hour — part of a move to make TV more like digital, on-demand services. And more than two months after Republicans passed a $1.5 trillion tax cut, a handful of issues have come up with the way the law was written. The Atlantic’s Derek Thompson tells us more about what companies and trade groups are saying.