Tonight on Nightly Business Report, CEOs that are making headlines. First, Yahoo's Marissa Mayer - will her billion dollar bet on a blog site payoff for investors? And NBR will look at what Apple CEO Tim Cook is expected to say on Capitol Hill tomorrow about overhauling the tax code and his big pile of cash sitting overseas. Also tonight, we'll take you inside the Dreamliner's first flight since the jet was grounded four months ago.