Luka turns in the direction of Rory's voice. "Rory! You made it safe!" he says, his voice sounding genuinely relieved. He beckons her over with a gesture of his hand.

"We're thinking of ways to push this thing off the tracks, so as not to damage them I guess. And then kill it. Web's got a harpoon thing, and Joanna's power might be the thing to get it moving."