Des Moines, Iowa CNN — Donald Trump is testing the resilience of his evangelical support in Iowa, a key constituency that could solidify – or slow – his march to the Republican presidential nomination.... The former president’s latest comments on abortion, in which he called Florida’s six-week ban a “ terrible mistake ” and declined to offer a clear view on a federal ban, are being closely scrutinized by his rivals and Christian conservatives, a crucial GOP voting bloc in Iowa.... “ Most peopl

Donald Trump is dominating the early stages of the Republican presidential primary even as he's refused to endorse a federal ban on abortion, allowing some top rivals to get to the right of him on an issue that animates many conservative activists.... He's also warned Republicans against locking themselves into positions that are unpopular with a majority of the public, and has argued that the Supreme Court's decision gives abortion opponents the right to “ negotiate ” restrictions where they l