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As President Obama rules out sending US troops into the Kurdish region of Iraq, we hear from Patrick Osgood of the Iraqi Oil Report about how the conflict there is affecting the petroleum trade.
A landmark case in the US has struck a blow against patent trolls. Alan Marquard from the winning firm, CLS Bank, explains why it's a victory for common sense.
And did you know that crab's blood was harvested for use in the medical industry? Neither did we. Sabri Ben-Achour from our sister programme in the United States, Marketplace, has been finding out more.
In our Singapore bureau, Simon Littlewood talks expat life and emigration; at our studio in New York, Mitra Kalita from Quartz magazine talks cultural identity, cracking jokes and love and marriage within the Indian-American community.