The government says it will accept the majority of the recommendations in the report it commissioned into jail sentences.
The independent review, led by ex-Conservative justice secretary David Gauke, looked at how to reduce the prison population by 2028. One of its key proposals would see well-behaved inmates only serve a third of their sentences. It would include sex offenders who had agreed to chemical castration.
On the Sky News Daily, Niall Paterson speaks to political correspondent Liz Bates about what is in the plans and what the political ramifications may be for Labour.
Plus, Professor Belinda Winder, who has been evaluating the government's chemical castration pilot, explains what the process involves and how effective it is.
Producer: Natalie Ktena
Editor: Wendy Parker