Sumner Redstone, billionaire media tycoon, dead at age 97
5:22am PDT - August 12th, 2020 sumner redstone - NBC NewsRedstone built his family’s drive-in theater chain into a multibillion-dollar empire encompassing CBS and Viacom.
Redstone built his family’s drive-in theater chain into a multibillion-dollar empire encompassing CBS and Viacom.