RK Nagar by-polls cancelled: Chidambaram takes swing at Modi Govt.'s demonetization
New Delhi [India], Apr.10 (ANI): Following the cancellation of by-polls in Chennai's R.K. Nagar constituency by Election Commission on Sunday, a day after cash-for-votes allegations surfaced, the Congress on Monday took a jibe at Prime Minister Narendra Modi on the demonetisation drive.