How Australia saved 70 stranded pilot whales

Nearly 400 whales have died in Australia's worst stranding, and rescuers are racing against the clock to save pilots whales who are beached on the west coast of Tasmania.

Whale rescue expert Jools Farrell, Vice President of ORRCA (Organisation for the Rescue and Research of Cetaceans in Australia), told the BBC how rescuers help those still alive.