Hero or Villain?

June the 28th 1914 was the day Gavrilo Princip shot Archduke Ferdinand. It led to the start of the First World War. Allan Little considers why today's Sarajevo is divided over whether Princip was a hero or a terrorist. President al-Sisi's new regime in Cairo: Louisa Loveluck's been finding out whether Egyptians regret voting in a new era of authoritarianism. Brazil has one of the world's worst crack cocaine problems: Katy Watson's been to see a government project which is trying to address it. Aidan O'Donnell visits a sacred city in the Horn of Africa. It is also noted for its production of beer. And while India's new rulers are keen to promote the use of Hindi, Craig Jeffrey's been finding out that the English language is still omnipresent, creeping into even unexpected corners of everyday society.