(Bloomberg) Mexican Coca-Cola bottler Femsa is in talks to sell a US packaging and food services business to private equity firms Warburg Pincus and Kelso & Co. for about $5 billion, according to people with knowledge of the matter.Most Read from BloombergRussia Calls Emergency Key Rate Meeting as Ruble PlungesHollywood Studios Offer Writers a New Deal With Push From Netflix, Iger to End StrikeRussia’s Emergency Rate Hike Fails to Lift Ruble After CrashS&P 500 Drops Below Key Level in Late-Da