An Australian military helicopter has crashed into the ocean off the coast of the northeastern state of Queensland during joint military drills. All four crew members are missing. Australia's Defense Ministry said the accident occurred near Hamilton Island on Friday night. The chopper was conducting a two-helicopter training mission. Military and other authorities are searching for the missing crew and investigating the cause of the crash.

Multinational military drills began in Australia on July 21, with personnel from 13 countries participating in the largest-ever exercise led by Australia and the United States. The chopper was taking part in a training mission as part of the activities. The exercise has been temporarily suspended following the accident.