You may remember seeing a billboard on Charlotte's Billy Graham Parkway a few years ago that read: “One Nation. Indivisible." Conspicuously missing was the phrase “Under God." The group behind that campaign is holding a convention in Charlotte this weekend, designed for what organizers call a growing community of atheists and agnostics in the region. WFAE's Mark Rumsey spoke with Jennifer Lovejoy, acting president of the Carolinas Secular Association.