They Call It Gravity

If you've played the Call of Duty games in recent years--arguably any of them past the first handful--then you know the games tend to star heroes with near-superhuman reflexes, athletic abilities, and rapid decision-making. For Call of Duty: Modern Warfare 4, Infinity Ward is taking a step back, partially, from these larger-than-life heroes and putting you back in the boots of a regular "grunt" soldier. The decision to move back to regular soldiers--which should be familiar to Call of Duty 2 players, for example--came about as Infinity Ward developed the setup for Modern Warfare 4's story. Set