Indiana doesn't give up his secrets
Director Steven Spielberg has tried to keep chapter four of the archaeologist's big-screen adventures, "Indiana Jones and the Kingdom of the Crystal Skull," under wraps as tight as an ancient mummy's. The stealth approach has whipped up a frenzy of expectation -- and doubts about the movie's quality -- as he prepares to unveil it in front of the world's toughest audience, critics at the Cannes Film Festival.