Nigerian start-ups: First quarter review

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Today the World Water Forum starts in Bali, where world leaders will discuss the sustainability of water resources for a week. To illustrate the issue of water management, we head to Panama. The Panama Canal, one of the world’s major maritime trade routes, has suffered a decline in its water levels ever since drought affected the country last year.

Russian President Vladimir Putin has wrapped up his two-day visit to China, where he and his counterpart Xi Jinping pledged a "new era of strategic partnership". The two leaders had tea together and celebrated 75 years of diplomatic relations at a gala, with the Chinese leader giving his guest a warm hug.