Writing on the Wall: a revealing British-election hike

Our correspondent walked the length of Hadrian’s Wall, in northern England, finding shifting party alliances and surprising views on Brexit. We take a look at the phenomenon of Japan’s hikikomori, who shut themselves in for years on end. And why a plague of rats in California is likely to get even worse. Want to weigh in on our podcasts? Please fill out our survey at economist.com/podsurvey. For information regarding your data privacy, visit acast.com/privacy