After a violent crackdown on protestors, Donald Trump posed for a photo-op with a bible in front of a church. A year later, a federal judge has tossed most of the civil complaints against the former president. But the image remains telling. Today we replay our interview with religion scholar Matthew Hedstrom on the ideology of Christian nationalism and its harder-core variety, dominionism. Hedstrom says a muscular resistance to pluralism — not ideas about piety — lies at the core of this belief system.