American Ghost Series by J.B. Turner, Jeffrey Kafer

A deep-state US organization has a top-secret kill list—and a popular senator is on it.Nathan Stone was killed in action while serving as a covert CIA operative. Or so everyone thought. In reality he’s become a ghost, a black-ops asset with a new identity and controlled by a secret government organization. The Commission has one aim: to hunt down and assassinate anti-establishment enemies of the state.Its number-one target is Senator Brad Crichton, an ambitious politician with growing support... moreA deep-state US organization has a top-secret kill list—and a popular senator is on it.Nathan Stone was killed in action while serving as a covert CIA operative. Or so everyone thought. In reality he’s become a ghost, a black-ops asset with a new identity and controlled by a secret government organization. The Commission has one aim: to hunt down and assassinate anti-establishment enemies of the state.Its number-one target is Senator Brad Crichton, an ambitious politician with growing support. Stone is ready to take him out, but his plan is soon compromised when the Commission’s kill list is leaked to a journalist—whose own name is on the list too. And when the journalist tries to alert the senator, he is found dead in suspicious circumstances. Stone is closing in on Crichton, but must act swiftly to reach him before the truth does.He knows that one wrong foot will put him in the firing line. But where national security is at stake, the hunter can quickly become the hunted. less

Nothing and no one can stop assassin Nathan Stone.When black-ops asset Nathan Stone took out the heads of the Commission, a secret deep-state organization, he thought he’d destroyed them for good. Now he’s gone off the grid, trying to get as far away from his past as possible. But the Commission isn’t done with him yet.Lying low in a Miami bar, Stone knows something’s up when an alluring actress strikes up a conversation with him. His suspicions are correct... moreNothing and no one can stop assassin Nathan Stone.When black-ops asset Nathan Stone took out the heads of the Commission, a secret deep-state organization, he thought he’d destroyed them for good. Now he’s gone off the grid, trying to get as far away from his past as possible. But the Commission isn’t done with him yet.Lying low in a Miami bar, Stone knows something’s up when an alluring actress strikes up a conversation with him. His suspicions are correct. The Commission is hot on his trail, and Stone is soon forced to run deep into the heart of the Everglades with the terrified woman as his hostage. He’s the Commission’s number one target—and this time nothing will stop them from eliminating him.But Nathan Stone is no ordinary target. The crew of mercenary assassins on his heels have no idea what’s in store for them on the River of Grass. Because the hunt is on, and they picked the wrong prey. less