Businessman and media heir Lachlan Murdoch has made a flying visit to Papua New Guinea to promote business involvement in the fight against HIV-AIDS...[and] told reporters it was important to get businesses to think about how they could apply their...resources in the fight against HIV/AIDS...He gave the example of PNG's giant OK Tedi mine which ran a clinic employing four doctors and educated its workforce on how to protect themselves against HIV/AIDS...Also attending tonight's fund-raising function [was] Qantas chairwoman Margaret Jackson...