More than 100,000 civilians have fled the offensive in South Waziristan, with about 32,000 leaving since October 13, the United Nations said.

A boy, who was fleeing a military offensive against Taliban militants in South Waziristan, stands in line for a handout of food supplies for internally displaced persons (IDPs) at a camp on the outskirts of Dera Ismail Khan, located in Pakistan's restive North West Frontier Province, October 23, 2009. — Reuters/Faisal Mahmood