Rachel Townsend is in Brazil to meet those still impacted by the Fundao Tailings dam collapse in 2015 that released 50million cubic metres of toxic waste into the River Doce. Sam Holder is in France, ahead of the first anniversary of the attack on Israel, where 38% of the Jewish population are contemplating leaving for Israel after recent election results. Geraint Vincent reports from South Africa where thousands of captive lions face an uncertain future after the government suggested phasing out the farming of the animals for trophy hunting.