In November, the Met Police said it was investigating at least five people it believes may have assisted or enabled Mohamed Al Fayed's alleged sexual offences.

The cause of the crash has not been determined, but authorities said they are investigating.

Three years later, he was sentenced to 15 months in prison for contempt of court after refusing to testify before a panel investigating corruption under his presidency.

And I think that lack of access sort of compelled us to keep investigating.

Police have since been investigating "threats and abuse" directed at referee Oliver, said referees' body PGMOL.