Four Scotland Yard officers are about to fly to Nigeria to investigate allegations of corruption in the visa section of the British High Commission in Lagos.
Several Foreign Office officials have already been recalled to London after the inquiry was set up in December.
The allegations are understood to involve the illegal sale of documents as part of Nigeria's thriving market in bogus identification papers.
Join our commenting forum
Join thought-provoking conversations, follow other Independent readers and see their replies
Bookmark popover
Removed from bookmarks