Oxfam says the siege constitutes collective punishment of a population that bears no responsibility for the violence, and is illegal under international law.
Siege on Gaza will be a humanitarian catastrophe - Oxfam - occupied Palestinian territory reliefweb.int - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from reliefweb.int Daily Mail and Mail on Sunday newspapers.
An estimated 150 captives were taken by Hamas on Saturday during its assault on Israel, which has responded with devastating airstrikes and siege of the Gaza Strip.
Noya hid in darkness at her grandmother Carmela s home, texting each other in silence as explosions erupted around the kibbutz of Nir Oz on Saturday morning.