Whistleblower Edward Snowden has reportedly left Hong Kong.

The 30 year-old former intelligence analyst is thought to be on a flight to Moscow.

The U.S. is continuing to press for Edward Snowden's formal extradition from Hong Kong as the former spy brings new allegations.

It comes following further allegations - the whistleblower says the US government agency has been hacking Chinese mobile phone companies to gather data from millions of text messages.

Snowden has been charged by the US authorities with espionage and theft and Hong Kong authorities have been asked to detain him.

Russia is not thought to be his final destination, it's speculated that he may be headed for Iceland.