What was found
DFW INFLIGHT T2094/01JUN. DURING CRUISE OUTTER WINDOW PANE AT SEAT 26F FAILED AND WAS INJESTED INTO THE NR TWO ENGINE. CREW SHUT DOWN NR TWO ENGINE. RETURNED TO DFW AND LANDED WITHOUT INCIDENT. SINGLE ENGINE TIME 20 MINUTES. THE NOSE COWL AND NR TWO ENGINE COMPRESSOR BLADES WERE DAMAGED BELOW MIDSPAN. REPLACED WINDOW PANE ASSEMBLY. REPLACED NR TWO ENGINE AND ISOLATORS ON 02 JUN AT DFW. WINDOW PANE SENT TO TUL ENGINEERING FOR EVALUATION. SYSTEM GROUND CHECKED NORMAL OPERATION. (A)