Police say their operation to control demonstrations in Cambridge yesterday was a success.
More than 400 officers were on duty as 500 counter demonstrators turned out to oppose a gathering of around 30 protestors from the English Defence League.
Four people were arrested afterwards for public order offences.
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Sheffield United say they won't stand for violent behaviour from fans after incidents after the game against Norwich City on Saturday.
An investigation's underway after a brick was thrown at a train windscreen on the Norwich to London line just past Diss.
Drivers on the M1 were trapped for hours as police dealt with a suspicious object spotted under a bridge near Newport Pagnell