Inside Sydney Airport 1-4

Training. It's sniffer dog Warner's first day, and he has to deal with some nerves. Security test their screening team by trying to smuggle a fake bomb.

Interrupted Journeys. With weekend vacationers and commuters returning home, Friday is always a busy day at the airport. More passengers means more problems, keeping the Duty Managers on high alert.

Emergency Exercise. A training exercise is stopped by a real emergency, when an explosion goes off inside a passenger terminal.