Death sentences are occasionally overturned in America; we meet a private detective responsible for saving many of those lives. We scour our foreign department taking nominations for The Economist’s country of the year. And our correspondent joins a shipment of Congolese beer for its long river journey from brewery to bars. For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/radiooffer For information regarding your data privacy, visit acast.com/privacy