US warning it could annihilate Iran

President Trump has revealed that US and Iran officials have held talks for the first time in months in New York. Speaking to the United Nations General Assembly earlier the US President said he was still deciding whether to annihilate Iran.

President Trump also signed a Greenland security deal with leaders of Greenland and Denmark. At one time the President had vowed to turn the island into a US territory.

And our correspondent takes a look at the remote engine rooms powering China's AI ambitions.

Presenters: James Copnall and Anne Soy.

(Photo:US President Donald Trump delivers his speech during the General Debate of the 81st session of the United Nations (UN) General Assembly at United Nations Headquarters in New York. Credit:Giuseppe Lami/EPA).