The Week in Pictures | June 10-14, 2013

From Africa's 10 most breathtaking waterfalls to its worst commuter cities and East African farmers battling climate change, these are some of our top photo essays of the week. Read more »

Nigeria: Banking on Knotty Cassava Tubers

Many Nigerian shoppers find little to differentiate 'cassava bread' from the ordinary variety, except value for money. Banking on that consumer response is a high-stakes bet that ... Read more »