Can America's dollars buy hearts and minds in southern Afghanistan? It's a subject Michael Buchanan has been examining in Helmand province; Hugh Sykes has been finding out how some Palestinians and Israelis have been forging connections across their deep divide. In Chennai, formerly Madras, Peter Curran has been listening in to an argument about the use of the English language; the best and the worst of life in one of South Africa's toughest townships -- Karen Allen's been visiting Gugulethu and Hugh Schofield has been on the hunt for the wild raiders who've been tormenting farmers in France.