GAZA CITY, Palestine/ISTANBUL  At least 97 Palestinians were killed and several others injured on Monday when Israeli warplanes and artillery struck multiple locations across the Gaza Strip, including areas sheltering displaced families. The Israeli army has escalated its airstrikes and artillery shelling on the southern and eastern parts of Gaza City, especially in the neighborhoods of Zeitoun, Shejaiya, and al-Tuffah, witnesses said. The army also conducted air strikes on four schools