Prime Minister Narendra Modi on Tuesday inaugurated the country's longest rail-cum-road bridge over Brahmaputra river at Bogibeel near Dibrugarh in Assam. Karnataka chief minister HD Kumaraswamy has courted controversy, caught on camera instructing someone over the phone to "kill mercilessly" those who murdered JD(S) leader Prakash. All this and more on MyNation in 100 seconds.