Israeli warplanes stage more heavy strikes across Gaza City

Israeli security forces and emergency services work on a site hit by a rocket fired from the Gaza Strip, in Ramat Gan, central Israel, Saturday, May 15, 2021. (AP Photo/Oded Balilty)

The building housing the offices of The Associated Press and other media in Gaza City collapses after it was hit by an Israeli airstrike Saturday, May 15, 2021. The attack came roughly an hour after the Israeli military warned people to evacuate the building, which also housed Al-Jazeera and a number of offices and apartments. There was no immediate explanation for why the building was targeted. (AP Photo/Hatem Moussa)

A woman reacts while standing near the rubble of a building that was destroyed by an Israeli airstrike on Saturday that housed The Associated Press, broadcaster Al-Jazeera and other media outlets, in Gaza City, Sunday, May 16, 2021. (AP Photo/Adel Hana)

Mourners pray over the bodies of 17 Palestinians who were killed in overnight Israeli airstrikes in Gaza City, Sunday, May 16, 2021. (AP Photo/Sanad Latifa)

A Palestinian man carries a girl who was rescued from under the rubble of a destroyed house following deadly Israeli airstrikes in Gaza City, Sunday, May 16, 2021. Israeli airstrikes flattened three buildings and killed at least 26 people Sunday, medics said, making it the deadliest single attack since heavy fighting broke out between Israel and the territory's militant Hamas rulers nearly a week ago. (AP Photo/Khalil Hamra)

Israelis take cover as a siren sounds a warning of incoming rockets fired from the Gaza Strip, in Ashkelon, southern Israel, Sunday, May 16, 2021. (AP Photo/Heidi Levine)

An Israeli artillery unit fires toward targets in the Gaza Strip, at the Israeli-Gaza border, Sunday, May 16, 2021. (AP Photo/Heidi Levine)

A Palestinian protester uses a slingshot behind the smoke of burning tires during clashes with Israeli army soldiers at the northern entrance of the West Bank city of Ramallah, Sunday, May 16, 2021. (AP Photo/Nasser Nasser)

A injured Palestinian man mourns over the body of his young son, who was killed in overnight Israeli airstrikes, in Gaza City, Sunday, May 16, 2021. (AP Photo/Sanad Latifa)

Mourners carry the the bodies of Palestinians who were killed in overnight Israeli airstrikes that hit their homes, during their funeral in Gaza City, Sunday, May 16, 2021. (AP Photo/Abdel Kareem Hana)

A man walks past the the rubble of the Yazegi residential building that was destroyed by an Israeli airstrike, in Gaza City, Sunday, May 16, 2021. The 57-member Organization of Islamic Cooperation held an emergency virtual meeting Sunday over the situation in Gaza calling for an end to Israel’s military attacks on the Gaza Strip. (AP Photo/Adel Hana)

A Palestinian man prays as he stands amid the rubble of buildings destroyed in deadly Israeli airstrikes waiting for possible survivors to be rescued, in Gaza City, Sunday, May 16, 2021. Israeli airstrikes on Gaza City flattened three buildings and killed at least 26 people Sunday, medics said, making it the deadliest single attack since heavy fighting broke out between Israel and the territory's militant Hamas rulers nearly a week ago. (AP Photo/Khalil Hamra)

Palestinian rescuers look for survivors under the rubble of a destroyed building following deadly Israeli airstrikes in Gaza City, Sunday, May 16, 2021. The airstrikes flattened three buildings and killed at least 26 people Sunday, medics said, making it the deadliest single attack since heavy fighting broke out between Israel and the territory's militant Hamas rulers nearly a week ago. (AP Photo/Khalil Hamra)

Palestinian rescue a survivor from under the rubble of a destroyed residential building following deadly Israeli airstrikes in Gaza City, Sunday, May 16, 2021. The Israeli airstrikes flattened three buildings and killed at least 26 people Sunday, medics said, making it the deadliest single attack since heavy fighting broke out between Israel and the territory's militant Hamas rulers nearly a week ago. (AP Photo/Khalil Hamra)

Palestinian rescuers pull a survivor from under the rubble of a destroyed residential building following deadly Israeli airstrikes in Gaza City, Sunday, May 16, 2021. The airstrikes flattened three buildings and killed at least 26 people Sunday, medics said, making it the deadliest single attack since heavy fighting broke out between Israel and the territory's militant Hamas rulers nearly a week ago. (AP Photo/Khalil Hamra)

Palestinian mourners carry the body of Yassin Hamad, who was killed in clashes with Israeli forces, during his funeral in the Village of Seida, near the West Bank city of Tulkarm, Sunday, May 16, 2021. (AP Photo/Majdi Mohammed)

People take cover in a shelter as a siren sounds a warning of incoming rockets fired from the Gaza strip, after their building was hit by a rocket couple of minutes before, in Ramat Gan, central Israel, Saturday, May 15, 2021. (AP Photo/Oded Balilty)