I was anxious to get to the source of the problem and report back as soon as I could. If something was headed towards the population centers of Illinois, I wanted to get ahead of it, especially since my children might be right in its path. Jake had come with us on the campaign against the zombies, and Aaron had been born in the middle of the fights, but I didn’t want to think about my family being in harm’s way while I was away. I-80 was still very quiet in the early hours, but we would likely see some trucks as the day progressed. There was a lot more movement these days than there had been in the past, but it was still limited. People stayed close to where they were safe, and only idiots like us wandered off the reservation on a regular basis. While I drove, Sarah looked over the maps, trying to get some sort of read on what we were facing, and trying to predict where the best insertion point might be. “If this mess is moving towards the center of the state, maybe we should just wait for it?