United Nations, April 4 -- An estimated 280,000 Gazans have been newly displaced since the intensification of hostilities over two weeks ago, with some of them forced to move into overcrowded, flea- and mite-infested shelters, according to UN humanitarians on Thursday.

The UN Office for the Coordination of Humanitarian Affairs (OCHA) said more Israeli displacement orders were issued, again forcing people to flee in search of safety.

"Increasing numbers of people are moving into the remaining shelters which are already overcrowded," OCHA said. "Infestations of fleas and mites are reported, causing skin rashes and other health issues."

The office said the aid blockade makes it difficult to tackle the problem due to the lack of materials...