Greece  on Saturday blamed a "foreign state" for the discovery of a sea drone this week off the Ionian island of Lefkada. "You saw a drone belonging to a foreign country that was retrieved outside Greek territorial waters a few days ago... we know what it is, and we more or less know what it contains," Defense Minister Nikos Dendias told a conference of the ruling New Democracy party in Thessaloniki. The craft was found by a fisherman inside a coastal cave on Thursday and was later moved to a