MediaPost: ZypMedia, the programmatic media-buying platform for local advertising formerly known as ExtendTV, announced it has closed a $4.4 million Series B round of funding led by Sinclair Broadcast Group. U.S. Venture Partners, an existing investor, participated in the round on a pro-rata basis. Sinclair has also struck a partnership with ZypMedia to use its programmatic media-buying platform for digital advertising in local markets. Sinclair had been testing ZypMedia’s platform in three markets prior to committing to a larger partnership. Sinclair claims to reach over 40 million people via digital channels.