Blackout in Northern India (Photos)

As many as 680 million people lost power on Tuesday as India's northern and eastern electric grids failed for the second consecutive day. Above, stranded passengers at a New Delhi train station waited for power to be restored.

Rajesh Kumar Singh / AP Photo

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Streets were clogged on Tuesday as traffic lights went out across New Delhi.

Rajesh Kumar Singh / AP Photo

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A traffic jam on Delhi-Gurgaon road on the outskirts of New Delhi on Tuesday.

AP Photo

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A shopkeeper fixed a generator in front of his store on Tuesday.

Tsering Topgyal / AP Photo

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A passenger sat in a disabled train in New Delhi on Monday. The power grid failed on two consecutive days.

Altaf Qadri / AP Photo

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Train service in and around New Delhi was brought to a halt when the region's power grid failed early Monday morning.

Altaf Qadri / AP Photo

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Commuters waited for a metro train in New Delhi on Monday.

AP Photo

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An Indian barber cut a customer's hair by candlelight at his shop in Kolkata on Tuesday.

Bikas Das / AP Photo

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Darkened buildings in Kolkata on Tuesday.

Bikas Das / AP Photo

Blackout in Northern India (Photos)

Over 680 million people are without power in India after a massive grid failure in the eastern and northern regions, including the populous city of New Delhi.