Shark attacks have led to the remainder of a World Surf League (WSL) competition in Western Australia to be abandoned.

A 32-year-old man has been charged with 18 counts of attempted murder after a car was driven at pedestrians outside one of Melbourne's major transport hubs.

Police investigating the deaths of eight children at a house in Australia have said they are talking to a woman who is being cared for in hospital, and who is believed to be the mother of seven of the children.

Eight dead children and a woman with stab wounds have been found inside a home in Australia.