Ex-CIA master assassin Court Gentry gets hit with a blast from the past in the fourth Gray Man novel from #1 New York Times bestselling author Mark Greaney.
Court Gentry has always prided himself on his ability to disappear at will, to fly below the radar and exist in the shadows—to survive as the near-mythical Gray Man. But when he takes revenge upon a former employer who betrayed him, he exposes himself to something he’s...

"Artificial intelligence leads to shockingly real danger for the Gray Man in this latest entry in the #1 New York Times bestselling series. A car accident in Japan. A drowning in Seoul. A home invasion in Boston. Someone is killing the world's leading experts on robotics and artificial intelligence. Is it a tech company trying to eliminate the competition or is it something even more sinister? After all, artificial intelligence may be the deadliest...

"Four years ago, Court Gentry was betrayed by his handlers in the CIA. To survive, he had to eliminate his own brothers in arms. Now, as a master assassin known as the Gray Man, he makes his living killing other people. But when an old comrade he thought dead returns to haunt him, his own life is put in the crosshairs. The man wants Court to complete a mission, with one crucial catch to his orders: Instead of a difficult assassination, the job will...

"The Gray Man deals in death with mathematical precision, but this time he may finally find himself on the wrong side of the equation in this blistering thriller from New York Times bestselling author Mark Greaney. Court Gentry's flight on a CIA transport plane is interrupted when a security team brings a hooded man aboard. The mysterious passenger is being transported to England where a joint CIA/MI6 team will interrogate him about a mole in Langley....

"Is it ever the wrong time to do the right thing? That's the question the Gray Man faces in the latest explosive novel from New York Times bestselling author Mark Greaney. I am Court Gentry. In my time, I've seen plenty of bad stuff. Some things worse than others, but nothing that can match this horror show. I was on a simple mission in Bosnia. A bad guy needed to be put down; in and out, no problem. But then I stumbled across a nightmare-a room full...