A safety problem prompted an emergency shutdown at a Russian nuclear power plant, federal officials said today.

Russian police have broken up an internet hacker ring that extorted money from British bookmakers, inflicting millions of pounds in losses on their websites in a series of attacks.

Russia has deployed a fresh batch of its top-of-the-line strategic nuclear missiles after a break caused by a funding shortage, and military officials put forward ambitious plans for building even more potent weapons.

A supersonic bomber crashed during a test flight in central Russia today, killing all four crewmen.