She drums the fingers of one hand against her kneecap thoughtfully.

"There are a few that are skilled. If they actually tried, they might be able to win." She shrugs. "That is my concern. Not much else."

It's...distinctly more callous than before, when Ziva would actually try to interact with them. At least to the point where she'd be able to answer Stephen's question with a greater level of detail. Of course, there were more of them now--but with Ziva's normal attention to detail, keeping track of even the number of Tributes here now shouldn't be difficult.