premise: Omar Khadr was sentenced to two years in prison.
hypothesis: Omar Khadr . He was imprisoned for throwing a grenade during the firefight that resulted in the death of an American soldier . He accepted an eight-year sentence , not including time served , with the possibility of a transfer to Canada after at least one year to serve the remainder of the sentence . His conviction and sentence were widely denounced by civil rights groups and various newspaper editorials . His prosecution and imprisonment was condemned by the United Nations , which has taken up the issue of child soldiers . On September 29 , 2012 , Khadr was repatriated to Canada to serve the remainder of his sentence in Canadian custody .