Confirmed coronavirus cases in all China regions

Russia says it is closing its border with China and imposing visa restrictions to help prevent the spread of the coronavirus - now known to have killed one-hundred-and-seventy people and infected thousands. Several major companies, including Google, Ikea, Samsung and Toyota, have suspended operations in China because of the virus outbreak

Also in the programme: A Mexican butterfly conservationist has been found dead, after a battle to stop criminal gangs destroying the pine forest habitat of the creatures; and Colombia’s new cocaine war, our correspondent gets rare access to Colombia’s cocaine producers and smugglers.

(Photo: The WHO warns the virus holds the potential for a much larger outbreak. Credit: Getty Images)