Venezuela: Maduro calls on the military to unite

Venezuela's President Nicolas Maduro has vowed to defend the country from what he called any imperialist attack. Speaking at a military base in Caracas, he praised the army’s loyalty and called on the military to be united in defending the constitution.

Also in the programme: climate change experts urge the UK to lead the world by setting ambitious new targets to cut greenhouse gas emissions. And on the 500th anniversary of the death of the Renaissance genius, Leonardo da Vinci, a year-long celebration marking his achievements gets underway.

(Photo: Venezuela's President Nicolas Maduro (centre) during a ceremony at a military base in Caracas. Credit: Reuters)