India, April 30 -- The political heat that the ongoing Lok Sabha polls have generated aside, the effect of the impending weeks of summer on the campaign and the actual polling process is part of the current discussion. Union minister Nitin Gadkari fainted during an election rally in Maharashtra's Yavatmal district on April 24, but recovered soon. On Sunday, the India Meteorological Department (IMD) said a severe heat wave has swept over east and south peninsular India and will continue for the next five days, spiking temperatures in Gangetic West Bengal, Odisha and Bihar, parts of Jharkhand, pockets of Rayalaseema, interior Karnataka, and Telangana....