More than 20 million people are facing famine and starvation in Yemen, South Sudan, Somalia and Nigeria, with the UN humanitarian chief warning an urgent aid injection is needed to avert catastrophe.

The New York City medical examiner's office says it will not release the cause or manner of death of Russia's ambassador to the United Nations, citing international law and protocol.

Pat Cummins is named as Mitch Starc's replacement in the Australian squad for the third Test against India, despite only just making his Sheffield Shield return after a six-year absence.

Panicking film-goers flee from a giant burning gorilla during an out-of-control fire at the Vietnam premiere of the new King Kong movie.

A well-seasoned Australian shepherd is taking care of three new tiger cubs at the Cincinnati Zoo.