NEW : Tyrone Woods ' friends and family called him ` ` Woods , '' Clinton says . Security chief Glen Johnson was searching for anti - aircraft missiles , source says : . Computer programmer Sean Smith was killed in a gamer 's accident . Both died in Benghazi with Chris Stevens , the US Ambassador to Libya .
NEW : Tyrone Woods ' friends and family called him `` Rone , '' Clinton says . Security officer Glen Doherty was searching for anti-aircraft missiles , source says : . Computer expert Sean Smith was renowned in a gamer 's universe . Both died in Benghazi with Chris Stevens , the U.S. ambassador to Libya .