Producers of mega-buck movie "Tomb Raider" are concerned by reports their star actress Angelina Jolie is pregnant. Jolie, who married actor Billy Bob Thornton in Las Vegas earlier this year, revealed last month she is so in love with Thornton she believed a baby was imminent. The actress, who will play busty Lara Croft in the action pic, said, "When you're with someone and when you feel what we feel, it's very strange and shocking to me that I'm not pregnant."