Ok everyone Reinforcements have arrived!

The Variety Map Pack for Call of Duty 4 is on Xbox Live now and iincludes four new multiplayer maps featuring a variety of locations. “Creek,” a wide-open village ravaged by combat where concealment is the difference between life and death; “Broadcast,” fight throughout an enemy communications building with confined corridors and wide-open parking lots; “Chinatown,” a foggy downtown district, lit only by a full moon and the neon glow of the city; and “Killhouse,” featuring a desolate training warehouse filled with a variety of building mock-ups and soft and hard cover points.

You can download the map pack now for 800 marketplace points, and why wouldnt you?