Trump: Korea talks in the balance

The US president cancelled nuclear talks - then said they might happen after all. Is this maverick diplomacy working? Also in this programme/podcast: Italy gets a new prime minister - leading a populist government; Venezuela gets its current president - again; the pest that's eating its way through Africa; and the Trump/Russia probe: flameproof or flammable?
(Picture: President Trump speaks to the media outside the White House.
Credit: EPA)