The World in Words May 2009 news: Facebook’s new Indian languages, bilingual politics in Belgium, and a new development in lip-reading

Patrick Cox and Carol Hills select the top five language-related stories from May. Among them: the strongest challenger to Iranian President Mahmoud Ahmadinejad is campaigning in his native Turkish Azeri; you can now update, poke and unfriend on Facebook in six more languages, all spoken in India; and British researchers are developing software that would not only lip-read, but also determine the language being spoken from soundless video images.