From the Times Online:
More here.A painting kept in a church attic and thought to be a copy of a masterpiece by Caravaggio is an unfinished work by the artist, according to Italian experts. The Crowning with Thorns, now on display at the church of San Bartolomeo della Certosa in Genoa, has been restored by art experts who say they detect Caravaggio’s "unmistakable style" in the figure of Christ.