Add Yahoo as a preferred source to see more of our stories on Google. LONDON, March 12 (Reuters) - Britain is exploring additional options for deployments to the Gulf after Iran stepped up attacks on vessels, defence minister John Healey said on Thursday, adding that the UK already has autonomous mine hunting systems in the region.

Add Yahoo as a preferred source to see more of our stories on Google. The Royal Navy has been tracking a "suspicious" Russian ship that spent 14 hours stopped over undersea data cables in the Bristol Channel, The Telegraph can disclose.