George Lucas, a Hollywood icon known for exercising control over the most minute details of the fictional universe he created, will remain as a creative consultant on LucasFilm productions.
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Headliners taking to the stage during the weekend will be Kasabian, Depeche Mode, Liam Gallagher and The Killers.
Official statistics show there were 82,694 inmates in jails in England and Wales on Friday.
Fears have been raised about the safety of the structure after the blaze last Friday night.