A #1 NEW YORK TIMES BESTSELLER From Mark Greaney, the New York Times bestselling author of Mission Critical and a coauthor of Tom Clancy's Jack Ryan novels, comes another high-stakes thriller featuring the world's most dangerous assassin: the Gray Man. While on a mission to Croatia, Court Gentry uncovers a human trafficking operation. The trail leads from the Balkans all the way back to Hollywood. Court is determined to shut it down, but his CIA handlers...