GEELONG, AUSTRALIA - MARCH 01 : A F-22A Raptor by Lockheed Martin operated by the USAF (United States Air Force) takes off during the Australian International Airshow at Avalon Airport in Geelong, Australia, March 1 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 01 : Four F/A -18F Hornet by Boeing operated by the ADF (Australian Defence Force) in formation during their Fast jet Formation display during the Australian International Airshow at Avalon Airport in Geelong, Australia, March 1 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 01 : Four F/A -18F Hornet by Boeing operated by the ADF (Australian Defence Force) in formation during their Fast jet Formation display during the Australian International Airshow at Avalon Airport in Geelong, Australia, March 1 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 01 : Four F/A -18F Hornet by Boeing operated by the ADF (Australian Defence Force) in formation during their Fast jet Formation display during the Australian International Airshow at Avalon Airport in Geelong, Australia, March 1 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : A CAC Wirraway takes off during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : ACAC Boomerang plane takes off during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : A Hawk 127 lands as it's parachute comes out during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : CT4 aircrafts and Winjeels fly in formation during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : CT4 aircrafts and Winjeels fly in formation during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : A Wolf Pitts aircraft in an aerobatic action during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : Two Pitts Aircrafts in a formation during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : Wolf Pitts Aircrafts in an aerobatic action during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : Wolf Pitts Aircrafts in an aerobatic action during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : Wolf Pitts Aircrafts in an aerobatic action during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : A Harvard (AT-6) completes an aerobatic loop during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : A wolf Pitts S2S flies upside down during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : A Royal Australian Air Force F/A -18F Super Hornet by Boeing operated by the ADF (Australian Defence Force) flies during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : A Royal Australian Air Force E-7A Wedgetail flies during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : A Royal Australian Air Force F/A -18F Super Hornet by Boeing operated by the ADF (Australian Defence Force) flies during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : A Royal Australian Air Force P-8A Poseidon refuels two F/A -18F Super Hornet by Boeing operated by the ADF (Australian Defence Force) in the air during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : A F-22A Raptor by Lockheed Martin operated by the USAF (United States Air Force) flies during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : The pilot of a F-22A Raptor by Lockheed Martin operated by the USAF (United States Air Force) waves to the crowd from inside the cockpit during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : The pilot of a F-22A Raptor by Lockheed Martin operated by the USAF (United States Air Force) makes a hand gesture to the crowd from inside the cockpit during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : Oris TinStix of Dynamite aerobatic team featuring American Skip Stewart and Triple world aerobatics champion Jurgus Kairys flies past pyrotechnics wall of fire during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : Oris TinStix of Dynamite aerobatic team featuring American Skip Stewart and Triple world aerobatics champion Jurgus Kairys flies past pyrotechnics wall of fire during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )

GEELONG, AUSTRALIA - MARCH 5 : Oris TinStix of Dynamite aerobatic team featuring American Skip Stewart and Triple world aerobatics champion Jurgus Kairys flies past pyrotechnics wall of fire during the Australian International Airshow at Avalon Airport in Geelong, Australia on March 5, 2017. The Australian International Aerospace & Defence Exposition is the biggest of its kind in the Southern Hemisphere. ( Asanka Brendon Ratnayake - Anadolu Agency )