A Palestinian girl cries while receiving treatment Wednesday at a hospital in Beit Lahiya for her injuries caused by a strike at a U.N. school in the Jebaliya refugee camp. Khalil Hamra/AP hide caption

itoggle caption Khalil Hamra/AP

Palestinian Saeb Afana, 12, stands on the edge of a large crater from an Israeli missile strike that destroyed several graves, as he carries flowers at a cemetery in Gaza City on Monday. Lefteris Pitarakis/AP hide caption

itoggle caption Lefteris Pitarakis/AP

During Saturday's humanitarian cease-fire, families returned to the Shejaiya district of Gaza City Saturday to find their homes ground into rubble by Israeli tank fire and air strikes. An attempt to extend the cease-fire by an additional 24 hours ended early Sunday, but Hamas said it would accept a new cease-fire, partly to acknowledge the holiday of Eid. Mahumud Hams/AFP/Getty Images hide caption

itoggle caption Mahumud Hams/AFP/Getty Images

A Palestinian man leans on his car after salvaging usable items from his destroyed house in Shuja'iyya neighborhood in east Gaza City, on Saturday. Gazans are taking advantage of a brief cease-fire with Israel. Oliver Weiken/EPA /Landov hide caption

itoggle caption Oliver Weiken/EPA /Landov

The grief-stricken Palestinian mother of 1-year-old Abdulrahamn Abed al-Nabi carries his body after he was killed in an Israeli military strike along with their cousin, 3-year-old Hadi Abed al-Nabi. Mohammed Abed/AFP/Getty Images hide caption

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Hussein Abu Khdeir (left), father of slain Palestinian teenager Mohammed Abu Khdeir, holds a photo of his son as he meets with Palestinian Authority President Mahmoud Abbas in the West Bank earlier this month. Israel has charged three Jewish Israelis with the killing and ruled that it was a terrorist attack. This has drawn criticism from some in Israel. Mohamad Torokman/AP hide caption

itoggle caption Mohamad Torokman/AP

Palestinians walk through the rubble of houses in Gaza City minutes after they were hit in an Israeli strike on Wednesday. Khalil Hamra/AP hide caption

itoggle caption Khalil Hamra/AP

Smoke and fire rises over Gaza City on Tuesday. Israeli airstrikes pummeled a wide range of locations along the coastal area as diplomatic efforts intensified to end the two-week war. Hatem Moussa/AP hide caption

itoggle caption Hatem Moussa/AP

Palestinian Imad Abudayyah and his son, Ghassan, speak to relatives in the Gaza Strip via Skype from Ramallah in the West Bank. Israeli restrictions make it extremely difficult to travel between the two territories. West Bank Palestinians have largely been bystanders in the current round of fighting. Soraya Sarhaddi Nelson/NPR hide caption

itoggle caption Soraya Sarhaddi Nelson/NPR