Israel calls for evacuation of northern Gaza

The Israeli military told 1.1 million people to leave northern Gaza, including Gaza City, and relocate to the south of the strip, according to the United Nations, which said the order would cause "devastating humanitarian consequences."

Sources: United Nations Office for the Coordination of Humanitarian Affairs, United Nations High Commissioner for Human Rights, Israel Defense Forces

Graphic: Henrik Pettersson and Renée Rigdon, CNN