Open Skies: Why the CFM RISE Program Has ‘Mentour Pilot’ Petter Hörnfeldt Telling the World About Open Fan

Currently showing on Petter Hörnfeldt’s popular aviation-themed YouTube channel is a video entitled “Revolutionizing Flight! The Amazing Potential of the CFM RISE Engine.” On screen, Hörnfeldt wears a black T-shirt sporting the “Mentour Crew” logo — a reference to Mentour Pilot, the name of his channel and its sister channel, Mentour Now!