Israeli air strikes targeting a school in northern Gaza have killed twenty people and dozens more were injured the Hamas-run health ministry in the Palestinian territory said early Saturday, as per media reports. 20 martyrs and dozens of wounded arrived at the Al-Shifa hospital in Gaza City after the direct targeting of a school turned into a makeshift camp for displaced people in the al-Saftawy area in northern Gaza, the health ministry said in a statement.Several tank mortar shells fell into the school that was directly targeted, it added. Israel attacks Gaza ambulance Earlier on Friday Israel had also struck a medical convoy near Al-Shifa Hospital killing 15 people and injuring more than 60, the Hamas-controlled health ministry said.The Israeli Defence Forces have argued that the ambulance was used by Hamas terrorist cell to transport weapons and militants.However, no evidence was given by IDF to support their statement, adding that they intend to release further details later.We emphasize that this area is a battle zone. Civilians in the area are repeatedly called upon to evacuate southwards for their own safety, the military said.A Hamas terrorist cell was identified using an ambulance. In response, an IDF aircraft struck and neutralized the Hamas terrorists, who were operating within the ambulance.We emphasize that this area in Gaza is a war zone. Civilians are repeatedly called upon to evacuate…— Israel Defense Forces (@IDF) November 3, 2023World Health Organization (WHO) Director-General Tedros Adhanom Ghebreyesus shared a post condemning the Israeli attacks on ambulances in Gaza.Utterly shocked by reports of attacks on ambulances evacuating patients close to Al-Shifa hospital in #Gaza, leading to deaths, injuries and damage. We reiterate: patients, health workers, facilities, and ambulances must be protected at all times. Always. Ceasefire NOW,” wrote WHO chief on X.Utterly shocked by reports of attacks on ambulances evacuating patients close to Al-Shifa hospital in #Gaza, leading to deaths, injuries and damage.We reiterate: patients, health workers, facilities, and ambulances must be protected at all times. Always.Ceasefire NOW.…— Tedros Adhanom Ghebreyesus (@DrTedros) November 3, 2023Calls for a ceasefire have been emerging across the globe as the civilian atrocities in Gaza increase at an alarming rate. US Secretary of State Anthony Blinken also urged Israel to protect civilians as Israel vows to completely eradicate Hamas.