She could just strangle Sergeant Barnes, she really could. This is - well, it's not worse than if he'd treated Sharon poorly, but it's awful in an entirely different way. Peggy recognizes that it's probably not fair to feel like that, but she can't entirely help it.

The more so because she herself is hurting, too. The only comfort she's able to draw is that she knows she'll see her niece again, from infancy all the way to adulthood. She has something to look forward to, and holds fast to that to soften the blow of the now. She can be strong for Sharon, who needs her.

She lets her niece into the tent and steps in after her, then, after a single look, silently steps forward and embraces her.