Last Tuesday was released on Content Collection Pack # 1 of Call of Duty: Modern Warfare 3 containing the first four title expansions in multiplayer maps consisting of Liberation , Piazza , Overwatch and Black Box. In the latter there is a glitch that would allow players to go below the map by killing undisturbed obviously ruining the game experience. Robert Bowling has warned that anyone will use this bug will be banned. The boss of Infinity Ward added that a corrective patch is already in progress and is scheduled for tomorrow, Friday, 23.