Sara De Boer / Retna Ltd. 1 / 5
Sara De Boer / Retna Ltd. 1 / 5

LONDON -- A spokesman for Leona Lewis says the singer has been hit by a young man at a book signing session at a central London store.

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Stuart Bell said Lewis was signing autographs and posing for photographs Wednesday when a man from the queue hit her. He was immediately led away by security guards and later arrested by police.

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Bell said Lewis has gone to see a doctor as a precaution. Lewis shot to fame after winning the "X-Factor" reality show.

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London's Metropolitan police said in a statement that a 29-year-old man was arrested on suspicion of assault and is being held in custody.

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