British frigate shadows Russian warship near UK waters on Christmas Day A British frigate shadowed a Russian warship through the North Sea near UK waters on Christmas Day, the Royal Navy has revealed. HMS St Albans monitored the Admiral Gorsdhkov's "activity in areas of national interest", it said. The Admiral Gorshkov, a new guided-missile frigate, is still undergoing trials, Russian media report. The Royal Navy says there has been a recent "upsurge in Russian units transiting UK waters". Britain also recently warned of a new threat posed by Russia to internet cables under the sea. HMS St Albans was sent on Saturday to "keep watch on the new Russian warship Admiral Gorshkov as it passed close to UK territorial waters", the Royal Navy said. The British frigate remained at sea on Monday, monitoring the Russian vessel, and was due to return to Portsmouth on Tuesday. SOURCE: BBC News ---DECRYPTED---