|Flood waters in Pakistan: BBC News|
(Story reported by Lyse Doucet for BBC News)
Pakistan's PM Yusuf Raza Gilani says 20 million people have been affected by the country's floods, a much higher estimate than the UN's 14 million.
He was addressing the nation during much muted celebrations of Pakistan's independence from the UK 63 years ago.
The United Nations has confirmed at least one case of cholera among the victims, in the Swat valley.
Health workers have been stepping up their battle against waterborne diseases in the flood-hit country.
(click here to read the full story on the BBC News website)