From Mark Greaney, the New York Times bestselling author of Gunmetal Gray and a co-author of Tom Clancy\'s Jack Ryan novels, comes a high-stakes thriller featuring the world\'s most dangerous assassin: the Gray Man..
From Mark Greaney, the New York Times bestselling author of Gunmetal Gray and a co-author of Tom Clancy\'s Jack Ryan novels, comes a high-stakes thriller featuring the world\'s most dangerous assassin: the Gray Man.