Six years after it was inundated by flash floods, Chennai once again finds itself partially submerged after heavy downpour. The harrowing scenes have once again prompted questions on why Chennai, often called ‘India’s Detroit’ due to its large car-making industry, finds itself neck-deep in flash floods so often. Speaking to News18, Jayaram Venkatesan, convenor of citizens’ advocacy group Arappor Iyakkam, …