I don't know.

[He shakes his head.]

You might have to see if her own file is unlocked, or ask to see hers to find out more.

[Chrom can see just how rattled Jaune is. It's difficult to know what to say in situations like these. He isn't about to punch him the way Sumia did when Chrom was shell-shocked after seeing his sister die right before his eyes, that's for sure.]

If you need more training, the hall is open, and I've some time available for a sparring session. It may help you focus your mind as well.