The reduction of a five-year prison sentence to 11 days in a crack cocaine case may have given a veteran with an exemplary 17-year Army career a second chance, but it also prompted prosecutors to challenge the crediting of military service in the determination of criminal sentences.

The question of whether, and to what extent, military service may be used to mitigate sentences was the subject of arguments on Thursday before the 11th U.S. Circuit Court of Appeals in the case of 38-year-old Sgt. Patrick Lett.