Terminal 8 at JFK is currently being evacuated following reports of shots fired in the terminal. The story is still developing with more details to follow. (www.cnn.com) さらに...
Yep. Interesting how the story apparently morphed from a report of someone with a gun to an active shooter situation. (active shooter: "an individual actively engaged in killing or attempting to kill people in a confined and populated area" according to wikipedia).
Easy to imagine how an innocent could be trampled, shot by police, etc, once the panic takes hold. Fortunately nothing like that happened this time.