Parts of the central Gaza governorate of Deir al-Balah came under siege by Israeli forces again on Wednesday as tanks blocked roads, leaving terrified civilians rushing for safety in a shrinking ‘safe zone’. More than one million Palestinians have sheltered in the dangerously overcrowded city, municipal authorities had previously said. Families were forced to flee from shelters under heavy tank and drone fire, spending the night on the beach or roadsides without belongings. It follows the latest Israeli evacuation orders which instructed people to leave Deir al-Balah where the military had bee…