In brief: Harry Potter star becomes new face of Chanel

Actress Emma Watson (right), 18, who plays Hermione Granger in the Harry Potter films, is to replace Keira Knightley (left) as the new face of the Chanel fragrance Coco Mademoiselle... Rebecca Miller, daughter of playwright Arthur Miller and wife of Daniel Day-Lewis, has had her first novel chosen for Richard and Judy's summer read list. The book, The Private Lives of Pippa Lee, is also set to become a film starring actress Winona Ryder... Stephen Hawking, the physicist and Lucasian Professor of Mathematics at Cambridge, has revealed that he turned down the offer of a knighthood 10 years ago. Said a spokesman for the scientist: "Professor Hawking does not like titles. In fact, he dislikes the whole concept of them"... The new Coldplay album, Viva La Vida, has gone straight to number one after three days on sale, making it one of the fastest-selling records in history... Esbjorn Svensson, 44, the Swedish jazz pianist and composer, has died in a scuba diving accident Sweden's Stockholm archipelago... Euan Blair, 24-year-old son of the former prime minister, is reported to have purchased a £550,000 two-bedroom flat in Islington, north London ­ despite earning only £30,000 a year in his first job as a graduate trainee at Morgan Stanley... Tim Russert, host of one of America's longest-running current affairs shows, NBC's Meet the Press, died from a heart attack on Friday, aged 58...