TL;DR
Saber Interactive says the Viral State update for World War Z arrives on November 12 and includes a mix of free and paid DLC.
World War Z · official art via IGDBSaber Interactive says the World War Z Viral State update arrives on November 12. The update consists of a mix of free and paid DLC content. Players can choose from four new survivors named Val, Caesar, Moe and Chris. The content is set in Florida and includes locations such as Miami and Key West.