Patna, April 21 -- Campaigning concluded on Sunday for 5 of the 40 Lok Sabha seats in Bihar going to polls in the third phase on Tuesday. The constituencies going to vote in this phase are Madhepura, Supaul, Jhanjharpur, Khagaria and Araria in the flood-prone Seemanchal.

Para-military forces have been deployed at all polling booths and drones will be used, for the first time, for surveillance, officials said.

Madhepura, where four-time MP Sharad Yadav is contesting as a Rashtriya Janata Dal (RJD) candidate against JD-U's Dinesh Chandra Yadav and independent Rajesh Ranjan alias Pappu Yadav, is among the most keenly watched battles in this phase.

While Dinesh Chandra Yadav, a minister in the state, is the NDA candidate, former RJD MP Rajes...