Israel has killed at least 16 Palestinian civilians and injured dozens across the Gaza Strip, according to the Wafa news agency. Seven people have been killed in an Israeli air attack on a house in the Nuseirat refugee camp, medical sources told Wafa. Six others were killed in a house on the al-Jalaa Street near al-Ghafri Junction, in northern Gaza City. An infant was retrieved alive from under the rubble there. Three others were killed and three more injured in the Lababidi area of northern Gaza City. Meanwhile, Israel has warned Palestinians to leave two hospitals in Gaza City. Patients and …