The Call of Duty series has broken a number of sales records, and according to Chart-Track in the UK, it has accomplished yet another one.
As of June 25th, Call of Duty: Black Ops has become the best selling game of all time for that region, selling 3.722 million copies. The game it beat out for that record? Shockingly, Call of Duty: Modern Warfare 2, which itself set records when it sold 3.702 million copies.
Source: Joystiq