A young offenders institute (YOI) is set to shut down and be reopened as an adult prison later this year. Troubled HMP Cookham Wood has faced criticism in recent years for high levels of violence among inmates and appalling conditions were uncovered. Now, the site in Borstal, near Rochester, will be closing before it reopens again in the summer to house adult criminals. Young inmates will be moved to different sites, including a new “Secure School” at an adjacent site which the Ministry of Justice (MOJ) is describing as “a ground-breaking new approach to youth custody that will place education…