Two women, aged 27 and 28, have been arrested on suspicion of an offence under the Dangerous Dogs Act.
It follows the death of a 79-year-old man in the Clubmoor district of Liverpool after a dog attack.
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This defeat for Theresa May matters: it shows the fury among some MPs, notably those who voted to Remain, that they are being ignored.
Theresa May's government has been narrowly defeated in a key Commons vote after a rebellion by Conservative MPs.
Despite temperatures reaching double figures in the south today, it was still a chilly day, with brisk winds.