Clark took a second to process that, then he nodded to himself. That was the same reason he'd tried to avoid killing them himself, even when people gave him the weirdest looks. The zombie isn't in a rush to go anywhere so Clark just keeps on holding the man, hoping he'll warn him with enough time if he has to puke again.

"They follow loud noises, I think. If we could find something to make a loud noise elsewhere they might leave us alone."