NPR News Now covers the collapse of a preliminary U.S.-Iran peace deal as fighting escalates in Lebanon, though commercial shipping has resumed in the Strait of Hormuz. The broadcast also examines Utah’s midterm primaries, where non-Mormon candidates challenge former Congressman Ben McAdams in a shifting political landscape. Additional stories include a deadly fire at a Dominican Republic resort, algae growth in the Lincoln Memorial Reflecting Pool, and the opening of the Obama Presidential Center.