Donald Trump’s campaign walked back his apparent endorsement of a referendum that would have expanded abortion access in Florida on Thursday after condemnation from a top pro-life group, underscoring the difficulty the Republican presidential nominee faces navigating a key issue that threatens to alienate him from critical female and moderate voters. [time-brightcove not-tgx=”true”] Trump in an interview Thursday with NBC News was asked about a referendum in his home state of Florida that would expand abortion access in the state, which is currently limited to the first six weeks of a pregnancy.