New Delhi, July 17 -- Thursday's vote in the Karnataka assembly - when Chief Minister (CM) HD Kumaraswamy has to prove his majority - is a result of the desertion of 16 Members of the Legislative Assembly (MLAs) from the ruling alliance. But, fundamentally, it is an outcome of the instability in the state ever since the Congress-Janata Dal (Secular) alliance took office. The two parties had come together to keep the Bharatiya Janata Party (BJP) out....