intercom

Rob Jackson, a passenger on the flight, told the New York Times it had been a normal journey until the descent process began and the fight attendants' intercoms repeatedly started going off.

“Help, I need help!” he shouted to the nurses through the intercom.

There was no answer at the Ingram-Moore home on Thursday, with an intercom at the gate ringing through to a voicemail service.

Then she pressed the alert button on an intercom attached to the wall.

At one massive home nearby, a man who answered via intercom said he had not heard anything about the vandalism.