TWO EMPLOYEES WERE MOVING A SET OF LOCKERS DOWN STEPS. AS THEY GOT NEAR THE BOTTOM THE EMPLOYEE AT THE UPPER END RELEASED HIS GRIP MOMENTARILY TO MOVE A FIRE EXTINGUISHER. THIS ACTION CAUSED THE LOCKERS TO SLIDE, UNEXPECTEDLY PINCHING THE INJURED PERSON'S RIGHT WRIST. HE SUSTAINED A FRACTURE OF THE RIGHT RADIUS WHICH IS CAUSING HIM TO LOSE TIME FROM WORK.