UN Secretary-General Ban Ki-moon's helicopter flies over the flood waters in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
An aerial view of the flooding in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
An United Nations (UN) handout picture of UN Secretary-General Ban Ki-moon visiting the Sultan Colony, an Internally Displaced Persons' camp, in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
An United Nations (UN) handout picture of UN Secretary-General Ban Ki-moon visiting the Sultan Colony, an Internally Displaced Persons' camp, in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
An United Nations (UN) handout picture of UN Secretary-General Ban Ki-moon (C) visiting the Sultan Colony, an Internally Displaced Persons' camp, in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
An aerial view of the flooding in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
An aerial view of the flooding in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
An aerial view of the flooding in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
An aerial view of the flooding in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
An United Nations (UN) handout picture of UN Secretary-General Ban Ki-moon visiting the Sultan Colony, an Internally Displaced Persons' camp, in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
UN Secretary-General Ban Ki-moon's helicopter flies over the flood waters in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. EPA/EVAN SCHNEIDER / UNITED NATIONS
An aerial view of the flooding in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
An aerial view of the flooding in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
An aerial view of the flooding in the Province of Punjab, near the city of Multan, Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/EVAN SCHNEIDER / UNITED NATIONS / HO EDITORIAL USE ONLY
United Nations Secretary-General Ban Ki-moon talks with journalists as he visits flood victims at a relief camp in Sultan Kot in Punjab province, Pakistan on 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/MK CHAUDHRY
United Nations Secretary-General Ban Ki-moon (R) visits flood victims at a relief camp in Sultan Kot in Punjab province Pakistan, 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/MATIULLAH ACHAKZAI
United Nations Secretary-General Ban Ki-moon (R) talks with flood victims during his visit to flooded areas in Sultan Kot in Punjab province, Pakistan on 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/MK CHAUDHRY
United Nations Secretary-General Ban Ki-moon (L) and Pakistan's President Asif Zardari visit flood victims in flooded areas in Sultan Kot in Punjab province Pakistan on 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/MK CHAUDHRY
Pakistan's President Asif Zardari (L) talks with a journalist as he walks with United Nations Secretary-General Ban Ki-moon (R) during their visit ti flood victims in flooded areas in Sultan Kot in Punjab province Pakistan on 15 August 2010. Ban Ki-moon arrived in Pakistan on 15 August to visit flood-devastated areas and meet with government officials. More than 1500 people across Pakistan have been killed and hundreds of thousands stranded due to flash floods triggered by the ongoing spell of monsoon rains. EPA/MK CHAUDHRY