The US has warned southern states of a possible Moscow attack that would see Russia fire 600 km-range drones from commercial ships at Spain, France and Italy. We examine what is known and how the threat is mounting. US intelligence services have shared a report with several European countries pointing to a possible Russian operation using drones against targets in Spain, France or Italy, according to Spanish media. The information was first revealed by journalist Xavier Colás — a former Russia correspondent — in the Spanish newspaper El Mundo. It traces the origin of the alert to CIA director John...