Australian police suspect a nephew of Cambodia's Prime Minister of involvement in a heroin trafficking and money laundering syndicate targeting Australia.But a plan to arrest and question Hun To in Melbourne was thwarted because his application for a visa was denied by Australian embassy officials in Phnom Penh, with one official citing the need to avoid a diplomatic incident.The targeting of Hun To by an Australian Crime Commission inquiry between 2002 and 2004 is one of several incidents that suggest strong and continuing links between local crime figures and Cambodia. The Age can also reveal that Sydney crime figures have been investing millions of dollars of suspected drug proceeds in businesses in Cambodia, including some tied to influential government and business identities. The revelations come after The Saturday Age reported that police had uncovered a global crime syndicate importing more than $1 billion of drugs into Australia annually, with connections to government ...