NEW : Authorities say they have a `` how '' and a `` why '' in the case . Faith Karimi disappeared in last year after leaving a friend 's house . Death certificate issued before body found . His black CNN was recovered at a storage facility Wednesday . Authorities identified his body May 2012 .
NEW : Authorities say they have a `` how '' and a `` why '' in the case . Faith Karimi disappeared in last year after leaving a friend 's house . His black CNN was recovered at a storage facility Wednesday . Authorities identified his body May 2012 .