(FILES) Natarajan Chandrasekaran, chairman of Tata Sons, speaks during the launch of the Tata Nexon EV electric car, in Mumbai on January 28, 2020. 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 INDRANIL MUKHERJEE / AFP via Getty Images)