"Anything you can do to narrow it down will help," Matt says by way of agreement and with a nod. A moment of pause follows, thoughtful, and then he continues, "And if you do manage to find them ... "

He trails off if only because he's not sure what he wants Clint and Natasha to do, in that case. On one hand, he'd really like to be able to handle it on his own, for any number of reasons. On the other, though, he's not really sure he wants that operation to keep going if there's a chance to shut it down, even if it'll probably only be for another few nights. Either way, he makes a face, all that in mind.