Actor Chris O'Donnell announced on the Today show Wednesday that his wife is expecting their fifth child. When asked about his four children, O'Donnell replied, "Another on the way," and high-fived host Ann Curry. "Yeah, we're just starting to figure out how it works. I think I know why this is happening, but we're really excited about it." O'Donnell has been married to Caroline Fentress since 1997. Their four other children are Lily, 7, Chip, 6, Charlie, 4, and Finley, 16 months.