A labourer levels stones while working to repair a portion of the Tori Band embankment, where two main breaches were accrued due to last year's heavy flooding, in Kashmore about 140km (87 miles) from Sukkur, located in Pakistan's Sindh province June 26, 2011. Pakistan remains woefully unprepared for floods this year which a U.N. official said could affect up to 5 million people in a worse-case scenario. Picture taken on June 26, 2011. To match Feature PAKISTAN-FLOODS-PREPAREDNESS REUTERS/Akhtar Soomro (PAKISTAN - Tags: DISASTER ENVIRONMENT)