A flood victim, a baby who is suffering from diarrhoea, cries while being wrapped by a woman at a government hospital in Sukkur in Pakistan's Sindh province August 18, 2010. The United Nations has warned that up to 3.5 million children could be in danger of contracting deadly diseases carried through contaminated water and insects in a crisis that has disrupted the lives of at least a tenth of Pakistan's 170 million people. REUTERS/Akhtar Soomro (PAKISTAN - Tags: DISASTER ENVIRONMENT HEALTH IMAGES OF THE DAY)