The number of migrants making the sea crossing from North Africa to southern Europe has fallen dramatically in the last two years: tragically, the number of deaths hasn't declined as fast. Humanitarian activists blame the anti-migration policies of EU member states. Stephen Sackur speaks to Carola Rackete, who defied the Italian authorities to land the rescue-ship Sea Watch 3 in Sicily with 50 migrants on board. To some, she's a humanitarian hero; but will her actions merely encourage more people smuggling and more suffering? Show less