spoilers he gets better if you do his mission or yes you can kill him aswell he is in a silver trailer in the back of diamond city --- http://i.imgur.com/fQ2zSjD.gif https://i.imgur.com/rUkYNB9.jpg https://i.imgur.com/wDVZCkd.gif https://i.imgur.com/VX0lMwY.jpg