What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: DURING CLIMB AROUND FL270 NUMBER 1 ENGINE STARTED TO EXPERIENCE HIGH VIBRATION (5 UNITS) AND SURGING. AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT MCO. DURING POST FLIGHT FOUND PIECE MISSING BETWEEN FAN BLADE RIGHT BEHIND THE NOSE SPINNER. SEVERAL FAN BLADE WERE DAMAGED ALONG WITH THE FAN SHROUD. DUE TO EXTENT OF DAMAGE BEYOND REPAIR. REMOVE AND REPLACED ENGINE NUMBER 1, PER J/C 08L40072003. ALL OPS CHECK NORMAL NO DEFECTS NOTED. PERFORMED HIGH POWER ASSURANCE RUN, PER J/C 08L40072006 ENGINE OPERATED NORMAL WITH ZERO ISSUES.