Three sources said two other oil tankers, the Freud and Delta Supreme, were attacked by drones on Tuesday near a Russian port on the Caspian Pipeline Consortium in the Black Sea, bringing the total number of ships attacked to four. Representatives of the consortium declined to comment. Earlier on Monday, Russia launched similar attacks, Ukraine was targeted by drone strikes on two cargo ships flying the flags of Panama and San Marino near a Ukrainian port in the Black Sea, resulting in injuries.
