A selection of three essential articles read aloud from the latest issue of The Economist. This week: race in America, the green investment boom (10:00), and why NATO increasingly sees its soldiers’ phones as a liability (21:50).

A selection of three essential articles read aloud from the latest issue of The Economist. This week: race in America, the green investment boom (10:00), and why NATO increasingly sees its soldiers’ phones as a liability (21:50).