A foreign cargo ship is sinking in the port of the embattled city of Mariupol after a fire broke out due to a Russian attack, according to the Ukrainian border guard. The captain of the 130-metre-long freighter sent out a distress call because there was fire in the engine room and on the bridge, the border guard said. The 12-member crew, including several injured people, were evacuated from the ship. Pro-Russian separatists in the Donetsk region confirmed the fire but blamed it on the Ukrainian side, saying port facilities and foreign ships were being destroyed in light of imminent defeat. The…