He may not have had a lot of experience with this sort of thing, but Vance knows how to be circumspect when necessary. And it IS necessary right now. So when he reads over the message, he takes another few moments before he glances over to Joshua. Nothing that would be taken as out of the ordinary.

He inclines his head in agreement, putting away his comm as though bored. But anybody watching his face would find his eyes sharper, taking in everything as they moved.