India, Sept. 23 -- As large parts of West Bengal's Kolkata saw waterlogging after "cloudburst-like" torrential overnight rain, public life was brought to a standstill and at least seven people died of electrocution, triggering a political war of words between the ruling Trinamool Congress and the opposition Bharatiya Janata Party (BJP).

Overnight rain led to severe waterlogging in Kolkata, with knee-to-waist-deep water reported at several places. The heavy rain led to traffic snarls and disruptions in rail as well as flight operations. Chief minister Mamata Banerjee, who called the rain unprecedented, announced Durga Puja leave for state-run schools two days ahead of schedule. Follow Kolkata rain news live updates

The BJP took to social...