Police are looking into anti-Semitic tweets sent after the Arsenal-Spurs clash that saw winger Theo Walcott and St John Ambulance staff pelted with missiles. Scotland Yard is assessing the messages, that referred to the Holocaust.
We're aware of anti-Semitic messages posted on Twitter following Arsenal v Tottenham on Saturday January 4 - an assessment is under way.
A Scotland Yard spokesman said: "The Metropolitan Police Service (MPS) is aware of incidents during the Arsenal Vs Tottenham Hotspur match on Saturday, January 4 where a number of objects were thrown from both home and away sections of the crowd.
The MPS takes all such incidents very seriously. Officers from Operation Arrowtip are investigating and are liaising with both clubs and the Football Association (FA) over these incidents.
More top news
The mother of a former altar boy who tried to blow up a train insisted he was 'a big softie' who didn't want to hurt anyone.
Its current five year licence comes to an end next Tuesday.
Extra armed police will guard major sporting events in London this weekend after the military was drafted in to protect key locations.