At least 27 Palestinians were killed in fresh Israeli attacks on the city of Rafah in the southern Gaza Strip, the territory’s Hamas-controlled Health Ministry said on Monday, as diplomatic efforts intensified with talks in Cairo and Riyadh. Authorities said 20 people in residential buildings in the border city were killed in various attacks during the night. Seven members of a family in Rafah were also reportedly killed in a separate attack on Monday morning, they said. An Israeli army spokesman said he could not comment without the exact coordinates of the incidents. Israel has vowed for mon…