They are unaware that they are followed by Kozlow's right-hand man who abducts Karen when she goes out for food. He leaves her bound and gagged with duct tape in a separate room, but she frees herself by using a piece of broken glass. Nathan fights the right-hand man and he throws him out the window. After the train stops the two make a run for it. Burton's team finds Kozlow's henchman and tracks them down.
Burton explains the data that Martin had stolen and Nathan realizes that the phone from the safehouse contains that data and he surmises that Burton's name is on that list. As Burton tries to play that off, the agents are attacked by Kozlow's snipers. Nathan and Karen take off in a car before they can be caught. As they flee, the cell phone from Kozlow's man rings, the caller is Kozlow and he threatens to kill Karen's parents if Nathan does not hand over the data. Nathan gets Kozlow to agree to make the transaction at a Pittsburgh Pirates baseball game at their home stadium, the PNC Park.
Nathan works with Gilly to obtain tickets and secures a gun to one of the seats with the intent to kill Kozlow. Martin calls Nathan and warns him off, but Nathan refuses to listen. When Kozlow arrives, Karen takes Kozlow's photo so Nathan can recognize him. The two meet and Kozlow tells Nathan how he killed his mother when Nathan was 3 after she refused to give up Martin's location. Kozlow grabs the gun from Nathan and demands the list, Nathan bolts and Kozlow gives chase, followed by CIA operatives who have seen them in the crowd. Nathan is able to escape and Kozlow is killed by Martin!
Burton, his superior and his agents arrive. Burton asks for the cell phone, promising to give the decrypted results to his superior. However, Martin had warned his superior about Burton's corruption and takes the phone himself while Burton is taken into custody.
THE ROAD BACK.
Martin calls Nathan, apologizing for not being the father he should have been, Nathan asks him to show himself but Martin refuses.
Bennett arrives with Karen and says she has arranged for Nathan to live with her until he decides what to pursue in his life. As the movie ends, Nathan and Karen go on a date in the empty PNC Park.