Originally Posted by
nikvoodoo
I just relistened to the sections detailing the rest of the world and the outbreak: What is confusing (and I think maybe where you got your idea from) was the news report in Chapter 2 talks about riots in LA, Chicago, New York and other locations. That's why we all stuck on the idea that it was some sort of attack across the states. The news report cut off before they could indicate what cities were influenced globally.
The best I can figure....this might be a hole in the plot. The only way it can be explained away is if people in other US cities not on the West Coast started rioting with the impending doom of zombie-gore headed their way.