Wounded Palestinians receive treatment at the al-Shifa hospital, following Israeli airstrikes on Gaza City.
Hamas claims that over 5000 people have been killed in Gaza since Israel began its retaliatory bombardment of the region.
One doctor warned CNN that without power and supplies, hospitals would become "mass graves".
See more harrowing images from the conflict.
Smoke rises following an Israeli airstrike in the Gaza Strip, as seen from southern Israel.
Observers have warned that millions in Gaza are now without power, fuel, or water.
A rocket launched toward Israel from the Gaza Strip is seen misfiring before landing inside Gaza.
Palestinians look for survivors of the Israeli bombardment of the Gaza Strip in Rafah.
A Palestinian firefighter hoses a burning shop after an Israeli strike in Rafah.
Palestinian children injured in the Israeli bombardment of the Gaza Strip are treated in a hospital in Rafah.
Part of the damage caused by the Israeli bombardment.
Wounded Palestinian women weep as they sit outside their homes following Israeli airstrikes.
Palestinians look at the destruction after the Rafah bombardment.
A woman touches photos of Israelis missing and held captive in Gaza, displayed on a wall in Tel Aviv. Hamas is believed to hold more than 200 hostages.
Mourners attend the funeral of Erik Kraunik, the chief of security of Kibbutz Be'eri, at Yehud cemetery, central Israel.
Kraunik was killed by Hamas militants at Kibbutz Be'eri near the border with the Gaza Strip.
An Israeli soldier plays the guitar at a staging area near the border with the Gaza Strip, in southern Israel.
Israeli soldiers carry the coffins of Sgt. Yam Goldstein and her father, Nadav, during their funeral in Kibbutz Shefayim.
Yam and her father were killed by Hamas militants on October 7 at their house in Kibbutz Kfar Azza. The rest of the family are believed to be held hostage in Gaza.
A Palestinian carries the body of a child killed in the Israeli bombardment in Deir Al-Balah.
A Palestinian medic treats wounded in the Israeli bombardment at Shifa Hospital in Gaza City.
An aerial view of residential buildings destroyed in Israeli airstrikes in Zahra City, Gaza.
Hamas fighters and Israeli forces engaged in limited clashes inside Gaza on Sunday local time as the Israeli military ramped up airstrikes on the Palestinian enclave ahead of what its spokesperson described as the "next stage" of its war on the militant group.
Hamas claimed its fighters had destroyed two Israeli military bulldozers and a tank in an ambush near the Gazan city of Khan Younis, forcing Israeli troops to retreat without their vehicles. The Israel Defence Forces confirmed its forces had been operating inside Gaza during the incident, and said an IDF tank struck militants who had fired on its troops.
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The episode appeared to be one of the first skirmishes between the two sides on the ground inside the strip since war broke out after Hamas' deadly October 7 attack on Israel which killed more than 1400 people. On October 13, the IDF said it had carried out raids inside Gaza.
Sunday's clashes came as the IDF prepares for a potential ground operation in Gaza, amassing huge numbers of troops at the border and pounding the densely populated enclave with near-constant airstrikes in the last two weeks.
Young Israeli men look at photos of Israelis missing and held captive in Gaza, as displayed on a wall in Tel Aviv.
Relatives of people kidnapped by Hamas militants and supporters organised a mass Sabbath dinner calling for the return of more than 200 hostages by Hamas militants on October 7.
Trucks carrying humanitarian aid for the Gaza Strip cross the Rafah border gate in Egypt on Saturday, October 21, 2023.
It's the first humanitarian aid flowing into the area in two weeks, brining desperately needed supplies such as food, medicine and water to civilians.
Just 20 trucks were allowed in, an amount that aid workers said was insufficient to address the unprecedented humanitarian crisis in Gaza.
More than 200 trucks carrying roughly 2700 tonnes of aid have been positioned near the crossing for days.