Asian stars enlisted to fight African rhino poaching

Vietnamese pop diva Hong Nhung, fights back tears as she stands near the carcass of a decomposing white rhino on the banks of a river in the Kruger National Park as rangers are seen at work on September 12, 2014. Photo credit: AFP

  Increasingly desperate South African conservationists are turning to a multi-national team of "rhino ambassadors" to try to end the scourge of poaching -- and Vietnamese pop diva Hong Nhung has been recruited for a good reason.