A former head of MI6 has told Sky News the Navy may be forced to "fire a warning shot" or "cut off" a Russian spy ship loitering off northern Scotland. Defence Secretary John Healey has said Britain has "military options ready" after the Yantar shone lasers at RAF pilots tracking it. He called the incident "deeply dangerous" and said the ship was "designed for gathering intelligence and mapping our undersea cables". It's being monitored by Royal Navy frigate HMS Somerset and is understood to be