Delhi govt accused UP, Haryana and Punjab of overdrawing power from the Northern Grid which led to its collapse.
Train services were disrupted in Punjab, Haryana and Chandigarh due to collapse of the northern grid on Monday morning.
In one of the worst ever nightmares for urban India, 300 million people of North India, were affected by a massive power failure.
Day in Pics: 20th December
Showbiz World - December 20, 2014
People Magazine Awards 2014