I... don't think we know enough about either situation to exclude it. It's been a year and we still don't really know much about those creatures. Though, then again, without them showing up again, it's hard to find out anything new. And people who understand more about planes than I do say the crash is really unusual.

[He muses for some moments, before turning to Kazuki.]

You are volunteering for the Aether Foundation right now, aren't you? Could you ask anyone there if they've found out more about what happened last year? If anyone knows more, I'd think it'd be them.