Flight regulator releases details on fatal Cold Lake Air Show crash

A stunt pilot killed during a routine at the 2016 Cold Lake Air Show was in the middle of a low-altitude roll when the nose of his plane pitched toward the ground, a new report states. 
The Transportation Safety Board of Canada (TSB) on Friday released an investigation brief detailing the July 17, 2016 crash that killed Calgary pilot Bruce Evans. 
Evans was flying a T-28B — a propeller plane built in 1954 to train U.S. navy pilots — when it slammed into the ground at Canadi