He squeezes her hand in sympathy as she speaks, clearly uncomfortable with the direction that this explanation is going if only because of the kind of danger that they were put in. The CDC is powerful, always has been, especially given the source of the zombies in the first place. But just because an institution has power, doesn't always mean that they can be trusted with it, and no one had been keeping the CDC in check.

"I take it the CDC came with them?"