Activision has dated the Infinite Warfare downloadable content:

Santa Monica, CA – December 20, 2016 – Fresh Call of Duty content is coming, as Activision Publishing, Inc., a wholly owned subsidiary of Activision Blizzard, Inc. [NASDAQ: ATVI], and Infinity Ward have released new details for the upcoming first DLC Map Pack for Call of Duty: Infinite Warfare, Sabotage. Featuring four intense, new multiplayer maps, each with its own distinctive look and feel, and a new zombies co-op experience called Rave in the Redwoods, set in a ‘90s abandoned lakeside summer camp, Sabotage releases January 31, 2017 first on the PlayStation® Network for the PlayStation®4 computer entertainment system, with other platforms to follow.