"No," Steve says, startled. "I'm not trying to be difficult, but no. I won't be giving anyone any blood or tissue samples. I hope you can understand - no matter what you might know about me, it's still classified where I come from. The research involved is still restricted."

He frowns, trying to parse out if he's making sense or not. "This might be America, but you're not my government, if that makes sense. I'm sorry."

Peter winces, knowing how well Walter is going to take that, before he nods to Olivia. "Don't worry about it. I'll see what I can dig up. Walter, let's get you home, and we'll get the details from Olivia tomorrow. All right?"