yes they are working on one right now
No they are not working on the next game they are working on the DLCs for this game and working on the updates to fix any problems that need fixing upon it's release. Infinity Ward will release a new game for November 2013 and not before so why worry if it will be called MW4 or some other name. The Next Call of Duty series game will be Treyarch's November 2012 release also unnamed
Call of Duty 4: Modern Warfare came out first. This is the first game in the Modern Warfare series, and Modern Warfare 3 is the third game in the Modern Warfare series.
Call of Duty 4 Modern Warfare
Modern warfare 2 is not Call of Duty 4
Well modern warfare 4 is unknown could come out 2013 or 2014 but i got modern warfare 3 which is better than ghost so get modern warfare 3 The title's are actually Call of Duty Modern Warfare 3 released in November 2011 and Call of Duty 4 Modern Warfare a game released 4 years earlier in November 2007. Call of Duty Modern Warfare 2 released November 2009
It did not your spelling is off. The Correct game names are Call of Duty 4 Modern Warfare (or COD 4) and Call of Duty Modern Warfare 2 (Sometimes called COD 6). The new Game will be Call of Duty Modern Warfare 3
No Call of Duty 4 Modern Warfare is not made for the PS2
There is no throwing knife in Call of Duty 4: Modern Warfare.
well call of duty and modern warfare are the same it is called Call of Duty: Modern warfare and then came call of duty: modern warfare 2
Black Ops 2 and Modern Warfare 3. There is no Modern Warfare 4.
Call of Duty Modern Warfare came before Call of Duty Modern Warfare 2
Yes, there is online multiplayer on Call of Duty 4: Modern Warfare.
CoD 4 MW