Nature crisis: 'Shocking' report details threat to species

The UN has published the biggest ever study of global ecosystems, warning that up to a million species are at risk of extinction because of human activity.

Also in the programme: a threat by President Trump to sharply increase tariffs on Chinese imports has led to falls on Asian stock markets; and 100 years of Pilates.

(Photo: Pollination is vital for food production. Credit: Getty Images)