The Sign

New York Times bestselling author Raymond Khoury returns with a provocative, hard-hitting thriller ripped from the headlines and set at the intersection of science, religion, politics and history…     It appears out of nowhere in the skies above Antarctica—a blazing sphere of light that transforms into a mysterious symbol for all to see. Then, it vanishes. The world is enraptured by the event. Is the symbol man-made? Is it of extraterrestrial origin? Or is it a sign from God?  The