HAVANA TIMES – In the Gaza Strip, at least 40 Palestinians were killed and scores more injured this morning as an Israeli strike ripped through a tent encampment housing displaced Palestinians near Khan Younis. Israel had designated the area as a so-called safe zone. Witnesses say at least four missiles fell onto the crowded camp as people slept, engulfing tents in flames and scattering body parts. The United Nations says its efforts to vaccinate hundreds of thousands of children against polio were further delayed after members of a U.N. convoy were detained by Israel’s military at gunpoint for mor