 Coldplay, Cyndi Lauper, and Dua Lipa are also among the headline acts at this year's festival, which wraps up on Monday. For NPR News, I'm Vicki Barker in London. Longtime Trump ally Steve Bannon will have to go to prison Monday to begin serving a four-month sentence. Yesterday, the Supreme Court denied his motion to remain free while his contempt of Congress case is being appealed. Bannon did not appear before a House panel investigating the January 6th insurrection.