Updated Mar 17, 2021, 9:10 am IST For the Congress, this election is a do-or-die battle to prove that it's the principal opposition to the TRS and not the BJP The TRS cannot afford to lose its second bypoll in a row and Chief Minister K. Chandrashekar Rao had kickstarted the party's campaign on February 10 by addressing a public meeting in Halia in the constituency. (Representational image/DC file) Hyderabad: The announcement of Nagarjunasagar Assembly bypoll schedule by the Election Commission on Tuesday has heated up politics in Telangana state yet again. Though it’s a bypoll, the stakes are high for the three major parties.