HARLOTTE, N.C. -- A secularist billboard on the Billy Graham Parkway was vandalized over the weekend. The billboard, which was paid for by the The North Carolina Secular Association, shows an American flag and the words "One Nation, Indivisible." Over the weekend, someone spray-painted the words “under God” on the billboard. Police were notified and are reviewing surveillance video from a nearby gas station, according to the NC Secular Association. Will Warren, a spokesman for the Charlotte Atheists and Agnostics, the local ad sponsor, said they have asked the billboard company to repair or replace the billboard this week. "We...