his Vietnamese wife Alisha, Barnes' problems never leave him; he repeatedly wakes up screaming and punches holes in the walls of his home. Alisha repeatedly tells him to get help, and arranges for him to see a psychiatrist, but Barnes never goes, believing no one can help him. Alisha eventually could not take it anymore and declared to Barnes she was leaving him. In response, Barnes shoots Alisha twice through the heart, and once again through the head, all with his arm remaining steady and in the space of a split-second. Barnes flees for his life, and the police begin hunting him for his wife's murder. Somehow, Barnes learns that James Doakes, who also served as an Army Ranger, is leading the investigation, and arranges with his friends in the military to lead Doakes to him on his boat. Doakes goes with no support, as he was informed the man he was meeting was a member of Barnes' unit, rather than Barnes himself. Doakes sympathizes with Barnes, as he shares his emotional problems, and Barnes tries to convince Doakes to stall the investigation long enough for him to arrange passage to Cuba. Doakes, however, tells Barnes that turning himself in is a better way to deal with his pain. Barnes refuses to surrender, and raises his gun, forcing Doakes to kill him. Santos Jimenez (Tony Amendola) One of the three men present at the murder of Dexter's mother, Laura Moser. Jimenez was able to cut a deal with police and he was included in the witness protection program. In his old age, he was running a tavern in Naples, Florida, while at the same time he continued to sell cocaine. Dexter tracks him down and finds that he is a bartender, he waits for him and beats him and attempts to kill him but in a moment of confusion, Lila is able to convince him to stop. Later, in an attempt to bring Dexter and her back together, Lila gives Jimenez the address of the bowling alley Dexter will be leaving. Waiting outside his truck, Jimenez slashes Dexter's arm with a knife and escapes. After Lila's influence nearly gets him exposed as a killer, Dexter abandons what she taught him and kills Jimenez with a chainsaw, the same weapon used to kill Laura Moser. Afterwards, Dexter was forced to leave his body at the cabin because he had to go