SUNNYVALE, Calif.--(BUSINESS WIRE)--Yahoo! Inc. (NASDAQ:YHOO) today announced the availability of independent viewability and fraud measurement for display and video advertising on Yahoo owned and operated (O&O) properties, as well as media purchased across its programmatic buying platform. Yahoo is partnering with third-party measurement companies that align with the Interactive Advertising Bureau (IAB) and Media Rating Council (MRC) to bring unbiased, accredited reporting for ad viewabili