Sir David Gauke, the ex-Tory justice secretary who headed a review into sentencing, said prisons were 'on course to run out of capacity in November' unless the early release scheme remains.

PM says he wants to be sure everything concerning controversial policy has been looked at before it goes ahead

The Prime Minister said he and his new Justice Secretary Alex Norris would conduct an 'urgent review' of the policy ahead of its planned start in September.