Chief Warrant Officer 2 Daniel E. Fuson, Marine Medium Tiltrotor Squadron 162 avionics officer and aerial observer, fires the tail-mounted M240D at a target in the water, Oct. 3. The Golden Eagles learned how to use a tail gun to defend Ospreys from ground threats in a training flight. - Chief Warrant Officer 2 Daniel E. Fuson, Marine Medium Tiltrotor Squadron 162 avionics officer and aerial observer, fires the tail-mounted M240D at a target in the water, Oct. 3. The Golden Eagles learned how to use a tail gun to defend Ospreys from ground threats in a training flight.