Steve gives the shirts one hopeless little tug before the real welcoming committee comes pouring in, somehow managing to seem like far more people than they are. Steve is a little startled by the man running over to grab Olivia's face, but she's clearly used to it, and he's clearly happy to see her.

...Right, that's probably Walter.

Peter grins, a proper one this time. "Walter, don't make her want to leave again before she's been back a day."

To Broyles and Astrid, he says, "It sounds like she's had a more interesting time than we have the past few weeks - and not on the other side."