As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE NUMBER ONE ENGINE WAS SHUT DOWN SHORTLY AFTER TAKEOFF DUE TO A COMPRESSOR STALL. THE AIRCRAFT RETURNED TO DEN. *S/D* AFTER LANDING AT DEN METAL WAS FOUND IN THE TAILPIPE AND THE ENGINE WAS REMOVED AND SENT TO THE SHOP FOR INVESTIGATION AND REPAIR. THE SHOP DISASSEMBLY FINDINGS WERE A FAILED 10TH STAGE HPC STATOR. THIS IS AN INDUSTRY PROBLEM AND IS UNDER INVESTIGATION BY PWA.