The camera on top of a K3 Scout uncrewed vessel, used by the Royal Navy in Portsmouth harbour. The Ministry of Defence said investigators found no evidence that classified information, military systems or other sensitive data had been accessed or transmitted abroad. Concerns over sensitive military locationsThe K3 Scout vessels have been used by the Royal Marines since earlier this year and are capable of extended autonomous operations. Security concerns are heightened by reports that the craft have operated around sensitive defense facilities and personnel. The K3 Scout is designed for long-duration maritime missions and can carry a substantial payload.