A man walks through heavy rain in Kolkata, India on Sept. 25, 2018. (Photos: Xinhua)

A man walks through heavy rain in Kolkata, India on Sept. 25, 2018.

A rickshaw puller moves through heavy rain in Kolkata, India on Sept. 25, 2018.

A rickshaw driver takes shelter during a heavy rain in Kolkata, India on Sept. 25, 2018.