Media playback is unsupported on your device

Oil spill is N Zealand's 'worst maritime disaster'

11 October 2011 Last updated at 10:19 BST

The oil leaking from a stranded cargo ship off New Zealand has become the country's worst maritime environmental disaster, the government has said.

The container ship, the 775ft (236m) Rena, ran aground on the Astrolabe Reef off the port of Tauranga on Wednesday.

Duncan Kennedy reports.