UN Chief Describes 'Heart-Wrenching' Scene in Flood Ravaged Pakistan 1.61K Jeff Neumann 08/15/10 12:11PM Filed to: Disasters Disasters United Nations Pakistan Floods getty Ban Ki-moon Un aid Flooding in Pakistan has already left an estimated 20 million people homeless and killed at least 1,500. UN Secretary General Ban Ki-moon visited flooded areas and appealed for help: "The scale of this disaster is so large." [BBC; Getty]