The Fighter The Marine Corps taught Sam Siatta how to shoot. The war in Afghanistan taught him how to kill. Nobody taught him how to come home. Link: http://www.nytimes.com/2016/12/28/magazine/afghanistan-soldier-ptsd-the-fighter.html?_r=1 The Marine Corps taught Sam Siatta how to shoot. The war in Afghanistan taught him how to kill. Nobody taught him how to come home