stage with a politically-charged routine during a semi-final of the ITV show on 5 September.Their performance showed a white police officer kneeling on Banjo's neck in a moment that echoed the killing of unarmed black man in the US, which sparked protests around the world.Hundreds of viewers complained to in the days afterwards, and the figures increased as the story made headlines.On Monday afternoon, the media watchdog confirmed to Sky News that the figure has now risen to 21,673 - up from 15,000 at the end of last week.No further details were given, but a spokesperson has previously said the complaints are being assessed to decide whether or not an investigation is needed.Ofcom has not given details about the nature of the.
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