The Prime Minister said his "thoughts and prayers" are with MP Paul Goggins and his family after he collapsed during a run with his son.
David Cameron said: "My thoughts and prayers, like those of MPs across Parliament, are with Paul Goggins MP and his family following the sad news that he has been taken seriously ill."
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The plans had been in development since 2014, but would help underline Britain as a "global player" following the Brexit result.
The number of calls about children suffering or witnessing emotional abuse or physical violence in the home has surged in recent years.