Chennai, May 20 -- Three people died in a wall collapse due to heavy rains at Valayankulam village near Tiruparankundram in Madurai district of Tamil Nadu late last night due to heavy rains.

Police source said since there was power cut due to the showers, the victims were sitting outside their house and were chatting when the tragedy occurred.

The deceased were identified as Amma Pillai, his neighbour Venkati Ammal and Amma Pillai's ten-year-old grand son Veeramani.

While they were chatting, one portion of the wall in Amma Pillai's house, which was drenched, collapsed and fell on them, killing Venkatesh on the spot.

The other two were rushed to the Government Rajaji Hospital where they died on Tuesday.

Police are investigating.

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