The country's northern and eastern power grids are down. It's one of the biggest blackouts in history.
Commuters wait for buses after the Delhi Metro rail system loses power. Indian government officials say the grids went down after being overloaded.
Image by Mustafa Quraishi / AP
A New Delhi railway station.
Image by Mustafa Quraishi / AP
Power was lost in India's capital, New Delhi, and other major cities, including Kolkata.
Image by ADNAN ABIDI / Reuters
Passengers were stranded outside and inside the trains.
Image by ADNAN ABIDI / Reuters
