A young flood victim smiles as she washes clothes at the ruins of her home destroyed by floods in Pakistan's Muzaffargarh district of Punjab province September 7, 2010. The disaster has killed more than 1,750 people, affected more than 18 million and inflicted nearly $43 billion worth of damage to infrastructure and agriculture, the mainstay of the economy, since it began more than a month ago. REUTERS/Damir Sagolj (PAKISTAN - Tags: DISASTER ENVIRONMENT IMAGES OF THE DAY)