Palestinians bury the coffin of Jalila Ayad, a Christian woman whose body was found under the rubble of her home after an Israeli airstrike, during her funeral in Gaza City, on July 27, 2014. (Xinhua/Wissam Nassar)

Palestinians bury the coffin of Jalila Ayad, a Christian woman whose body was found under the rubble of her home after an Israeli airstrike, during her funeral in Gaza City, on July 27, 2014. (Xinhua/Wissam Nassar)

A relative of Palestinian Jalila Ayad, a Christian woman whose body was found under the rubble of her home after an Israeli airstrike, mourns during a religious service as part of her funeral in Gaza City, on July 27, 2014. (Xinhua/Wissam Nassar)

Relatives and friends of Palestinian Jalila Ayad, a Christian woman whose body was found under the rubble of her home after an Israeli airstrike, mourn over her coffin during a religious service as part of her funeral in Gaza City, on July 27, 2014. (Xinhua/Wissam Nassar)

Palestinians carry the coffin of Jalila Ayad, a Christian woman whose body was found under the rubble of her home after an Israeli airstrike, during her funeral in Gaza City, on July 27, 2014. (Xinhua/Wissam Nassar)

A Relative of Palestinian Jalila Ayad, a Christian woman whose body was found under the rubble of her house, inspects the house after it was damaged by an Israeli airstrike in Gaza City, on July 27, 2014. (Xinhua/Wissam Nassar)

Relatives of Palestinian Jalila Ayad, a Christian woman whose body was found under the rubble of her house, inspect the house after it was damaged by an Israeli airstrike in Gaza City, on July 27, 2014. (Xinhua/Wissam Nassar)

A Relative of Palestinian Jalila Ayad, a Christian woman whose body was found under the rubble of her house, inspects the house after it was damaged by an Israeli airstrike in Gaza City, on July 27, 2014. (Xinhua/Wissam Nassar)

 Palestinian baby girl Shayma Shiekh al-Eid lies in an incubator after doctors delivered her from the womb of her mother, whom medics said was killed in an Israeli air strike, at a hospital in the southern Gaza Strip city of Khan Younis, on July 27, 2014. Islamic Hamas movement announced on Sunday that it has agreed with the Palestinian factions to accept a UN-proposed ceasefire for 24 hours which starts 2:00 p.m., 5:00 GMT on Sunday, in Gaza Strip. (Xinhua/Khaled Omar)

Palestinian baby girl Shayma Shiekh al-Eid lies in an incubator after doctors delivered her from the womb of her mother, whom medics said was killed in an Israeli air strike, at a hospital in the southern Gaza Strip city of Khan Younis, on July 27, 2014. Islamic Hamas movement announced on Sunday that it has agreed with the Palestinian factions to accept a UN-proposed ceasefire for 24 hours which starts 2:00 p.m., 5:00 GMT on Sunday, in Gaza Strip. (Xinhua/Khaled Omar)

Palestinian baby girl Shayma Shiekh al-Eid lies in an incubator after doctors delivered her from the womb of her mother, whom medics said was killed in an Israeli air strike, at a hospital in the southern Gaza Strip city of Khan Younis, on July 27, 2014. Islamic Hamas movement announced on Sunday that it has agreed with the Palestinian factions to accept a UN-proposed ceasefire for 24 hours which starts 2:00 p.m., 5:00 GMT on Sunday, in Gaza Strip. (Xinhua/Khaled Omar)