Group including Doreen Lawrence and Elton John face £50m bill after losing claims over alleged unlawful information gatheringPrince Harry and five other prominent figures have launched a legal challenge against a judge’s verdict in their unsuccessful claims against the Daily Mail’s publisher, Associated Newspapers.Harry, Doreen Lawrence, the mother of the murdered black teenager Stephen Lawrence, the singer Elton John and his husband, David Furnish, and the actors Elizabeth Hurley and Sadie Frost.