Solo pilots of the Canadian Air Force Snowbirds pass their CT-114 Tutor jets in the knife edge pass during a flight demonstration in September, 2007, during the Reno National Championship Air Races. The Snowbirds are part of the 431 Air Demonstration Squadron and are based out of Moose Jaw, Saskatchewan.The team has flown the Canadian built CT-114 Tutor jet since 1971. Photographed 09/07