LOS ANGELES (AP) — A legal battle has begun over media mogul Sumner Redstone and control of the 92-year-old billionaire's medical care. Redstone's former companion Manuela Herzer says in a probate filing Wednesday that Redstone lacks the ability to make informed decisions about his care, but the mogul's lawyers say he remains in good health. Herzer is seeking to maintain control of Redstone's medical care. Redstone's lawyer, Gabrielle Vidal, calls Herzer's characterizations preposterous.Read more on NewsOK.com