Duke makes an agreeing noise and continue with the rubble, but then Yuri does something and..

He blinks blankly at the offered hand for a moment, his hair unhelpfully in his face. Right. Okay.

Duke straightens and dusts his own hands off, before reaching over for a short handshake.

"I'll find some way to do so." 'I'll find you' sounded perhaps a bit too knowing of Yuri's habits, but there were other methods and he might as well leave wandering up to him as an option.