(FILES) Chairman of Tata Sons Natarajan Chandrasekaran (R) and Managing Director at Tata Motors Passenger Vehicles and Tata Passenger Electric Mobility Shailesh Chandra pose with a model of the new concept car 'Avinya', which is based on the Pure EV architecture (Gen 3), during its unveiling ceremony in Mumbai on April 29, 2022. In little over a month, the chairman of India's corporate giant Tata Group has gone from seeking another term to announcing his departure to returning to the role. The saga around N. Chandrasekaran, who has headed the $185-billion empire for nearly a decade, has laid bare the succession challenge confronting India's industrial behemoths. (Photo by Punit PARANJPE / AFP via Getty Images)