Why did you cut off?” one of the pilots asked, as the cockpit voice recorder picked up the bewilderment that would come to characterize the worst air tragedy in a decade. The initial probe of Air India Flight 171’s fatal crash on June 12,

According to US aviation expert Mary Schiavo, a 2019 All Nippon Airways (ANA) flight in Japan experienced a similar issue, with the fuel switch transitioning on its own during final approach, without