Palestinian firefighters try to put out a fire and save bags of food aid at the United Nations Headquarters

Palestinian firefighters work to try and put out a fire and save bags of food aid at the United Nations Headquarters after an Israeli bombardment in Gaza City, thursday, Jan. 15, 2009. Photo by Hatem Moussa - AP

UN chief Ban Ki-moon said the death toll from the Israeli war on Hamas has become unbearable

January 15, 2009. UN chief Ban Ki-moon said on Thursday that the death toll from the Israeli war on Hamas in Gaza, now nearing 1,000, has become unbearable. AFP

United Nations staff inspects a lump of burning matter ...

United Nations staff inspects a lump of burning matter at their bombed compound, which Human Rights Watch says appears to be white phosphorous, although, Israel has denied using it in built-up areas. BBC

Human Rights Watch analyst: White phosphorous air-burst shells have a unique visual signature

Human Rights Watch analyst, Marc Garlasco, says white phosphorous air-burst shells have a unique visual signature and they have been fired dozens of times over Gaza. BBC

The Head of the UN aid agency accused Israeli military of firing white phosphorous

The Head of the United Nations aid agency in Gaza has accused the Israeli military of firing what was believed to be white phosphorous shells at its compound. Jan. 15, 2009. BBC

UN workers and Palestinian firefighters put out fire and save bags of food aid

United Nations workers and Palestinian firefighters trying to put out fire and save bags of food aid at its Headquarters after an Israeli bombardment in Gaza City, Thursday, Jan. 15, 2009. Photo by Hatem Moussa - AP

Smoke rises from the United Nations Headquarters

Smoke rises from the United Nations Headquarters, after it was hit in an Isreli bombardment in Gaza City, Thursday, January 15, 2009. Photograph by Hatem Moussa - AP

A United Nations worker surveys the damage from an Israeli bombardment at the United nations Headquarters in Gaza City

A United Nations worker surveys the damage from an Israeli bombardment at the United nations Headquarters in Gaza City, Thursday, January 15, 2009. Photograph by Hatem Moussa - AP

Palestinian hospital over-crowded

Palestenian hospitals over-occupied - BBC