Hundreds of thousands of people took to the streets last time London was visited by the Formula One travelling circus back in July 2004.
During the event former F1 World Champion Nigel Mansell threw his support behind the idea of a London race, saying that if it were to become a reality "it would be one of the best street circuit races in the world":
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The man was taken early this morning to a south London police station where he remains in custody.
Officers arrested a 15-year-old boy in Stratford on Saturday night on suspicion of grievous bodily harm.
Six people were injured after they were hit with the substance during an "altercation" between two groups at a shopping in east London.