The Commissioner, Bernard Hogan-Howe, vowed today the force will become an "implacable enemy" of racists as investigations continue into officers accused of racial abuse.
The Met's policy of 'Stop-and-search' has often left officers open to criti-cism so instead they may now ask suspects for fingerprints before they search them.
But is that any better? Here's Glen Goodman's report.
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Sir Bernard Hogan-Howe's decision to retire comes after growing speculation about his future and his relationship with mayor Sadiq Khan.
Sir Bernard Hogan-Howe is to retire after five years as the Commissioner of the Metropolitan Police, according to Scotland Yard.
The curtain will come down on the show for the final time at the Piccadilly Theatre in March next year, before embarking on a UK tour.