Nigeria, Sept. 18 -- Former English referee, Mark Clattenburg, has opened up on why he has not forgiven ex-Chelsea star John Mikel Obi, nine years after the controversial racist allegation which almost ruined his career.

Clattenburg refereed at England's highest level for 13 years and was rated among the best European referees at that time but one dark moment in his career was when former Super Eagles captain, Mikel, with the backing of his club made the racist allegation.

In his soon-to-be-released autobiography called 'Whistle Blower', Clattenburg revealed some of the undercurrents in that sad racist allegation episode and also revealed why he is yet to forgive Mikel almost a decade after.

"As for Mikel, I have no time for him whatso...