"Brought C4 and grenades," Winter says hoarsely, feeling the vague urge to step back, away from the thing, to pull Rogers and Kate further away. If he's staying here he doesn't want to be dragged into it... and he doesn't want his people dragged, either. He doesn't trust that not to happen. He doesn't trust this place not to make things worse. "Could bring down the whole house if the portal doesn't close."