Nexstar Media Group, Inc. has appointed Marc Hefner as vice president and general manager of WSAV-TV (NBC), CW/MyNetwork digital subchannels and associated digital services, including WSAV.com, serving Savannah, Georgia (DMA #91). Mr. Hefner will immediately assume his new responsibilities and report to Bill Sally, Senior vice president and Regional Manager of Nexstar Broadcasting, Inc. He brings to his new role over two decades of broadcasting experience with success in station and digital revenue growth, local programming and digital content development, and strategic planning across multiple media platforms. In his most recent position at WCWJ-TV in Jacksonville, he developed highly effective sales teams that executed successful multiplatform marketing campaigns on behalf of clients, while also increasing revenue, market share and profitability.