One of two just delivered CT-157 Siskin II training aircraft performing a top side pass at the 2026 edition of the Aero Gatineau Air Show. The Siskin II is based on the Pilatus PC-21. #rcaf #siskin2 #ct157 #aerogatineauottawa2026 #ct157siskinII #pilatussiskinII #pilatusPC21 #aviationphotography