A man who disrupted this year's University Boat Race by swimming into the path of the rowers is due to be sentenced for causing a public nuisance.
Trenton Oldfield, 36, told the court that he wasprotesting against government elitism.
He's been warned he could face a jail sentence.
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Police have released an e-fit of a man suspected of attacking her.
The force has been tweeting after carrying out a series of dawn raids.
Adenike Akingbogun made the dangerous manoeuvre after ignoring the crossing lights and driving onto the tracks.