A van plunged into the canal near Mianwali district of Punjab, leaving seven people of the same family drowned.
According to rescue sources, a family of seven were travelling in a car and tried to overtake another vehicle. However, their car plunged into the canal.
There was a man, three women and two children in the car.
The man has been rescued and rescue officials are still searching for other six people.
The ill-fated family was returning home from Tehsil Headquarters Hospital when the mishap took place.