He kills one of his employers after Reacher and Turner interrogate him.
Combat Pragmatist: Turner makes a habit of arming herself with a melee weapon before entering hand-to-hand combat to make up for her smaller size.Clear Their Name: Reacher takes on his own hands proving that Turner is innocent of the espionage charges she's accused.In the end, she successfully disarms the Hunter when Reacher repeats the same phrase. Reacher claims if she gets in a position where such a technique could be used, she would be "already dead". Chekhov's Skill: Halfway in, Major Turner teaches Sam a defensive technique to disarm an attacker.Jack opens up the fight by swinging the hook into his face. Chekhov's Gun: When Jack Reacher goes into an abandoned building and is confronted my mercenaries, a metal hook is dangling between him and the lead merc.Though she turns out not to be Reacher's daughter in the end. Bratty Teenage Daughter: Sam practically bleeds this trope due to her comfortless upbringing.The Big Easy: The second half takes place in New Orleans.Their final fight happens because the Hunter, now the last man standing after the Parasource conspiracy is blown wide open and everybody is dead or arrested, decides trying to keep his word is Worth It. He then swears he will do it just for the hell of it, regardless of whether or not Reacher is dead by then.
And Your Little Dog, Too!: The Hunter starts trying to find and kill Sam because he knows it'll bring Reacher out into the open.