"Was that a man on it's back?"

"Who cares about the man!?" asks one officer, entirely reasonably. "What the hell was that !?

"Maybe a bear?" offers the other one, not believing it.

"Bears don't get that big - call this in!"

"How!? The radios don't work down here!"

"I don't know!"

They're shouting, not just in panic, but also because a subway has picked this specific moment to roar past the tunnel mouth.