(CNN) Torrential monsoon rains in the aftermath of cyclone Komen continue to cause flooding in India, Bangladesh and other South Asian countries, leaving hundreds dead and millions displaced.

In India, at least 192 are dead due to the heavy downpours and related accidents, according to government officials.

Late Tuesday, flooding under a bridge derailed two trains carrying as many as 1,600 passengers traveling in Madhya Pradesh, killing dozens.

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Flooding in India

In West Bengal, hundreds of thousands of people have been moved to relief camps to escape the floods. CNN's Sumnima Udas visited the state's capital Kolkata, where 83 people have died due to flooding.

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