Some of Australia's most respected military commanders are calling for the Australian Defence Force to acquire killer drones. USSC Director of Foreign Policy and Defence Professor Peter Dean tells Sky News that the ADF needs to "take a calibrated approach."

“We are in a spiral of technology development that’s happening very, very rapidly at the moment. Very similar to what we saw with aircrafts and aircraft carriers going through the 1920s and the 1930s, so what you bring into field in capabilities now, may be well obsolete in three, six or 12 months’ time."