In a CNN interview to discuss the recent season’s focus on pilot safety, Fielder responded to a Federal Aviation Administration statement and criticized training standards.

Comedian, showrunner, and pilot Nathan Fielder has become embroiled in a dispute with the Federal Aviation Administration over his show’s hypothesis that poor communication between pilots and co-pilots causes plane crashes.

Nathan Fielder is arguing that his HBO series brings up a big problem that could help save lives if not ignored by the FAA.