Mrs Laing echoed her calls, telling the government she hoped it would correct the "anomaly" whereby owners "cannot be prosecuted" if their dog behaves in a "threatening" or "vicious" way on private property.

BBC: Adjournment debate

The self-taught, Mexican-born dog trainer has parlayed his talent for calming even the most vicious of dogs into a hit TV show, a series of best-selling books, and a mass market line of collars, leashes, beds and pet food.

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