大象传媒

NATO's Secretary General has accused Russia of buying up the anti-fracking lobby to protect its own interests. Best-selling economist Thomas Piketty defends his controversial theories about the widening gap between rich and poor. And we have a report from the US programme Marketplace about the extraction of horseshoe crab blood for medical purposes and concerns over whether the practice is sustainable. Finally, we look back at the week's biggest business stories with Mark Gilbert from Bloomberg in London and Zach Seward from Quartz in New York City. (Image: Getty)