Economy Hedge fund Paulson & Co takes stake in Viacom amid turnaround Updated : April 12, 2018 08:58 AM IST Viacom recently announced a deal with Telefónica SA in Latin America to give its mobile subscribers access to its networks and shows. CBS and Viacom, both of which are controlled by Shari and Sumner Redstone, began exploring a merger in February. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.