Flooded areas of Pakistan
Media playback is unsupported on your device
Video

Crop devastation warning in Pakistan

There are warnings in Pakistan that flooding has caused so much damage to crops that it could cost billions of dollars to replace them.

Up to a million tonnes of wheat and sugar are thought to have been wiped out in a fortnight, in a country where agriculture is an economic linch-pin.

The BBC's Lyse Doucet reports from Islamabad.