From New York Times bestsellers Preston and Child, archaeologist Nora Kelly and FBI Agent Corrie Swanson are tasked with the mysterious deaths of two people found at a site where a UFO allegedly crashed decades before. Lucas Tappan, a wealthy and eccentric billionaire and founder of Icarus Space Systems, approaches the Santa Fe Archaeological Institute with an outlandish proposal—to finance a careful, scientific excavation of the Roswell Incident site, where a UFO is alleged