Andy Stanley, Alistair Begg, and Confusion over LGBTQ+ Issues

What are we to make over the recent controversies that have encircled prominent Evangelical leaders about their stances on same-sex weddings, transgender grandchildren, and the like? A few months ago, Andy Stanley hosted a conference where he invited a "married" gay couple to speak to Christian parents. Last week, Alistair Begg got into hot water for his advice about attending such unions. How are Christians to discern what the right path is?