Relatives of Palestinian Bilal al-Najjar, 17, who was killed during clashes at the Israel-Gaza border, mourn during his funeral in the southern Gaza Strip City of Khan Younis, March 31, 2019. At least four Palestinians were killed and 316 injured on Saturday during day-long clashes with Israeli soldiers in eastern Gaza Strip, close to the border with Israel, medics said. (Xinhua/Khaled Omar)