An Israeli strike on a school sheltering displaced Palestinians in central Gaza killed more than 30 people, including 23 women and children, according to local health officials. The strike on early Thursday morning came after the military announced a new ground and air assault in several refugee camps in central Gaza, pursuing Hamas militants it says have regrouped there. Witnesses and hospital officials said the predawn strike hit the al-Sardi School, run by the United Nations Agency for Palestinian Refugees (UNRWA). The school was filled with Palestinians who had fled Israeli offensives and …