Caleb knows a little about Rosie's parents, so he doesn't push, because it makes sense that, coming from a time near Rosie's, Neil's parents were probably similar. Then his brain shifts gears and catches on something else she'd said.

"Oh, shit. He knew Mr. Burgess." He hadn't thought about it before, but it it makes sense. Rosie'd been so sad when she'd found out he was gone, and she'd been sad for herself and for someone else, too. That must have been Neil.