Call of Duty Officially Announces Modern Warfare 4

Thursday's announcement launched the game's marketing by detailing editions, pre-order incentives and the single-player campaign while leaving the release date unspecified.

Overview

Call of Duty published the official Modern Warfare 4 reveal on Thursday and linked companion posts that began the game's public rollout.
An official post lays out all game editions and the specific pre-order benefits that buyers will receive.
A separate official post provides the first details of the single-player campaign rather than full plot spoilers or final gameplay specs.
The announcement and companion posts were posted on the Call of Duty site and syndicated on XBOX Wire to reach a broad audience.
The publisher did not name a release date or exhaustively list platforms or developer details, leaving further specifics and gameplay reveals for upcoming updates.