article_snippet.sent: Scroll down for video .
article_snippet.sent: In an email to a company he set up in a Caribbean tax haven, Sarao asked for an urgent £4.25 million.
article_snippet.sent: Sarao appeared at Westminster Magistrates' Court on Wednesday and was bailed with a surety of £5 million.
article_snippet.sent: However, Sarao has remained behind bars since Sarao brief appearance, and remained there over the weekend after an official from Westminster Magistrates' Court confirmed Friday it had not received the money.
highlights_snippet.sent: Navinder Sarao, 36, made the bold claim in October last year in an email .
  
highlights_snippet.sent: an email was lodged in the Northern District Court of Illinois for any future trial .
  