From news releaseDavid Nathanson has been appointed senior vice president and general manager of TVG, the interactive horseracing network owned by Gemstar-TV Guide International. Nathanson is a long-time Fox Cable executive whose duties included the launch and operation of Fox College Sports, Fox Reality, and Fox Cable's VOD businesses. Nathanson assumes leadership of TVG from former TVG President Ryan O'Hara, who was named president of TV Guide Channel in August. Nathanson will report to Rich Battista, Gemstar-TV Guide's chief executive officer, and will be based in TVG's Los Angeles office.In his new role, Nathanson will oversee TVG Network's programming, advertising sales, wagering, and financial operations, managing TVG's content relationships with track partners, and working with Gemstar-TV Guide's Affiliate Sales group to secure long-term carriage deals. TVG Network is available to more than 15 million subscribers on cable and satellite.