How long is the 'Modern Warfare 2' campaign?

How long will it take you to answer the Call of Duty? We've finished the Call of Duty: Modern Warfare 2 campaign to see how long it is.

Modern Warfare 2 premium DLC will reportedly include campaign content next year

All Modern Warfare 2 campaign rewards

Modern Warfare 2 campaign is CoD: Dark Souls, “two shots, you're dead”

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How long is the Modern Warfare 2 Campaign? Main story length and mission list

Call of Duty: Modern Warfare 2 Campaign Exposed, Details from Every Mission Datamined

Call of Duty: Modern Warfare 2 - Wikipedia

Call Of Duty: Modern Warfare 3 players furious with game's 3-hour campaign

Call of Duty: Modern Warfare 2 Campaign Remastered review – COD dammit