The Prime Minister said "wider questions" had been raised about the welfare system.
ITV News Political Correspondent Libby Wiener reports:
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Scotland will become the first part of the UK to ban smacking if the bill goes through.
Jeremy Corbyn has arrived in Brussels to "make sure negotiations get on track" as he accused the PM of "upsetting just about everybody".
The rising cost of clearing up a record number of illegally dumped items - which ranged from fridges animal carcasses - has been revealed.