ATHENS: One seafarer was killed in an explosion believed to have been caused by a missile attack on an oil products tanker in the Gulf on Thursday, the ship’s manager said on Friday. The Marshall Islands-flagged tanker MT Velos Sapphire was sailing unladen toward Bahrain when it was hit, Greek management firm Velos Tankers said in a statement. “The company is greatly saddened to report the death of one of its seafarers, who was found fatally injured on board after having initially been report