There is widespread outrage today after an African World Cup referee was given a gruelling 11-hour immigration interview before being banned from entering the United States. Somali ref Omar Artan was humiliated after being refused entry at Miami Airport to the shock of politicians and football pundits . He was grilled for 11 hours then put in a “holding cell” for several hours before being put on a flight to Turkey. Black football legend Paul Canoville said: “Martin Luther King would be turning