An oil slick spanning approximately 390 square kilometers (150 square miles) is impacting Oman’s coastline following damage to a tanker carrying Russian crude. The vessel, the Caroline Bezengi, reported issues on June 8th near Mukalla, Yemen. Maritime security sources indicate a possible onboard explosion caused the incident. The tanker is reportedly subject to international sanctions. The spill’s extent has prompted concerns from the Omani government, though full environmental impacts are still being assessed. Further investigations are underway to determine the precise cause of the damage and extent of the pollution.