New York  - MTV's former President Christina Norman is named CEO of Discovery Communications' (NASD: DISCA) forthcoming Oprah Winfrey Network (OWN). Ms. Norman will work alongside OWN Television President Robin Schwartz to greenlight programming for the network's late 2009 or early 2010 launch, on what is currently the Discovery Health Channel, available in 70 million homes, reports AdAge.

New York - Viacom's (NYSE: VIA) MTV Networks on Friday announced that MTV president Christina Norman is stepping down at the end of the month, to pursue new opportunities. MTV Music and Logo Group president Van Toffler will assume her duties until a replacement can be found.