Prime Minister Narendra Modi Tuesday laid the foundation stone of a crucial inter-state national highway (NH) in this Haryana town. Modi laid the foundation stone of the four-laned Kaithal-Narwana-Hisar-Siwani (Rajasthan) national highway (NH-65). The project will cost nearly Rs.1,400 crore and will be completed in two years. Union ministers Nitin Gadkari (Road Transport and Highways),…