9 Years Of PM Modi Documentary Series: India is adding 10,000 kilometres of highways a year. 100 Vande Bharat trains will bring cities closer. World's second largest metro system will be ready in the next 24 months. As Prime Minister Narendra Modi completes nine years at the helm, NDTV presents a documentary series capturing his contribution to shaping the India story. Episode four focuses on how India's infrastructure is being built for the future.