Wikimedia...GonzaloVelasco Berenguer does not work for, consult, own shares in or receive funding from any company or organisation that would benefit from this article, and has disclosed no relevant affiliations beyond their academic appointment. .
In the America of our childhood, churches were untouchable ground — sanctuaries of refuge, worship, community and peace. They were the last places anyone imagined would require security plans and emergency drills ....