Australian officials suspect loan sharks of murdering a married couple whose decaying bodies were discovered discarded in a suburban Sydney park. Police suspect that loan sharks who were pursuing the suspect for gaming debts may have killed them. The husband recently accumulated a "significant amount" of debt to a loan shark, according to homicide detectives in New South Wales who spoke to the media on Wednesday. According to the source, he was a problem gambler whose money is now the main subject of the investigation.