British maritime agency UKMTO reported on Monday that a vessel was struck by "an unknown projectile" near the Strait of Hormuz a day earlier, marking the latest disturbance in the contested waterway.The agency said the incident occurred on Sunday off the coast of Lima, Oman, around the mouth of the strait. "The master reports the vessel has been struck by an unknown projectile which has caused a hole on the starboard side. Vessel and crew safe, no environmental impact reported," the agency said in a statement.