A helicopter involved in a fatal accident at Smithers Airport in Smithers, B.C., on May 6, 2023, is shown in this handout photo from the Transportation Safety Board report on the accident. THE CANADIAN PRESS/Handout — TSB, Smithers RCMP (Mandatory Credit) By Darryl Greer The Transportation Safety Board has found that a pilot missed important steps on a checklist during maintenance work before one worker was injured and another killed by the tail…