Robbery of postmen

Words you may use:
Postman – postmen
Rob
Robbers
The New Territories
Secret
Motive
Evidence
Court
The triads
Gangsters
Date of death


The news:
http://www.thestandard.com.hk/news_detail.asp?pp_cat=30&art_id=92650&sid=26593140&con_type=3