Call of Duty is said to be effecting games' release dates already, even before the next iteration has been announced. Modern Warfare 4 (if that is even the final title) is not what caused Destiny by Bungie to be delayed however, and is not necessarily competing for the same slot.
170°
160°
140°
160°
Ad 
20°
20°
20°
30°
40°
40°
Simples!