http://www.bbc.co.uk/news/uk-19281492
A subsequent offer by Ecuador to allow Swedish investigators to interview Mr Assange inside the embassy was rejected.
The Wikileaks website Mr Assange founded published a mass of leaked diplomatic cables that embarrassed several governments, particularly the US's, in 2010.
Mr Assange says he fears that if extradited to Sweden, he will then be passed on to the American authorities.
Assange has a pretty weak hand though...
Cheers,
Scott.