This file photo, released by the Australian Federal Police in 2011, shows a portion of heroin, confiscated by the police during a drug bust in Sydney. Australian police seized half a billion dollars' ... more 

This file photo, released by the Australian Federal Police in 2011, shows a portion of heroin, confiscated by the police during a drug bust in Sydney. Australian police seized half a billion dollars' worth of crystal methamphetamine and heroin after smashing a Hong Kong-based international drugs syndicate, they said on Tuesday less