Trump's threat to 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.

We look at the decision by the United States to buy the fertilizer potash from Belarus. Belarus is a close alley Russia and the decision comes as Mr Trump steps up his trade war with Canada which is a top supplier of potash.

JC: And our correspondent gets a rare glimpse at the remote engine rooms powering China's AI ambitions. She goes to inner Mongolia where dozens of Chinese data centres are being built.

Presenters: James Copnall and Anne Soy.

(Photo: President Donald Trump at the United Nations General Assembly. Credit: Mick Tsikas/EPA).