Yes, genetics. I've already scanned the entire city for both their power signatures and their genetic patters among the populace along with astro patterns and dimensional signals. You'd be surprise how much one person gives off as an identifying marker.

And either Tenchi or Sasami are here.

[She pauses for a moment before answering his next question.]

Not a clue but I don't think they want to kill us. They would have done it already.