Police have arrested a 24-year- old man in connection with the disorder at the Millwall v Wigan FA Cup semi final last Saturday.
The man was arrested on suspicion of violent disorder and is currently in custody at a south London police station.
They have also released pictures of 10 people they wish to speak to as part of an investigation into the fan violence at the game.
Four police officers suffered minor injuries during the disorder
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Fearing for public safety, PC Chegwin pushed her in the chest in a defensive manner, not knowing she had extensive breast surgery.
Mr Davis is chair of planning and was given meals at top restaurants, trips to the theatre and tickets to the Centre Court at Wimbledon.