Aspyr Media today announced they will publish Call of Duty 4: Modern Warfare for Mac, a modern-day action-thriller that deploys players into heart-stopping battles across the world’s most treacherous hotspots. Call of Duty 4: Modern Warfare delivers high-definition graphics, 5.1 surround sound and a dynamic community-oriented multiplayer experience. Developed by Infinity Ward and licensed by Activision, the game is expected to be available for Mac in May 2008, and can be pre-ordered now for US$49.99.