TUCSON, Ariz. -- The body of Ildefonso Martinez arrived on a Friday night last April as John Doe, Case No. 12-01000. He wore black Nike shoes, a Perry Ellis belt, jeans with a 34-inch waist, a Casio watch. For medical examiners at the Pima County morgue, his was an unusual case. Not in how he died - making the same arduous journey that has claimed thousands of illegal immigrants - but rather because he was identified so quickly.read more