Once again, the delegation for Palestinian Islamic Hamas left Egypt’s capital, Cairo, without achieving a deal with the Israeli occupation that would ensure a temporary calm after seven months of Israel’s war on the besieged coastal enclave. Izzat al-Rishq, a senior leader in Hamas, said in a statement that “the Hamas’ delegation headed to Doha after a round of negotiations in Cairo,” stressing his movement’s adherence to its position in approving the proposal presented by the mediators in Egypt. Al-Rishq accused Israel of obstructing mediators’ efforts for a deal by “invading the Rafah crossi…