PREL trains for GSC

  • Published
  • By Senior Airman J.T. Armstrong
  • Public Affairs
The 91st Maintenance Group power, refrigeration, electrical, laboratory Global Strike Challenge team trains for GSC 17 at Minot Air Force Base, N.D., May 30, 2017. The three-member PREL team is responsible for the inspection and maintenance of the payload transport trailer’s electrical systems and environmental climate control. (U.S. Air Force photos/Senior Airman J.T. Armstrong)