The federal government has made another multimillion-dollar investment into the development of the F-35 stealth fighter jet, even as it weighs a new extension to the $19-billion competition to replace Canada's aging CF-18s.

A winning bidder is supposed to be chosen by 2022.

More than a dozen world-class aircraft performances will take place as the aerial event celebrates its fourth year in the Forest City.

A winning bidder is to be chosen in 2022 and the first planes are to arrive in 2025.

The statement also urged South Korea to abandon its "preposterous illusions" for improved ties.

Airbus and Boeing say the contest is unfairly tilted toward Lockheed Martin.

The Saskatchewan Airshow is set to give new meaning to "Land of the Living Skies" this weekend. The event is returning to 15 Wing Moose Jaw for the first time in 14 years.

Eyewitness videos showed the burning planes falling from the sky and later, two plumes of smoke rising from the ground.

The warnings are in two letters sent to the government last year obtained by defence analyst Richard Shimooka and released in a report from the Macdonald-Laurier Institute.

Parliament's budget watchdog says the government may have deliberately lowballed the cost of buying and flying the Australian jets.