Break in service
N.B. This post was orginally published on the News Editors blog at 11.38 pm last night - see update at the end
BBC websites have been experiencing some major technical difficulties which have been preventing us from updating our News, Sport and some other pages.
This is due to a serious network failure, which has resulted in a loss of connectivity between our publishing systems and the BBC's webservers...
...UPDATE 2351 BST: We are able to publish again and pages are updating. It seems our problems were caused by some damaged fibre optic cables linking our London buildings.
Steve Herrmann is editor of the BBC News website.
Read more and comment at the BBC News Editors blog