"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.