As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE BLADE WAS REMOVED FROM THE AIRCRAFT FOR BIM INDICATION. A 10-DAY LEAK CHECK WAS PERFORMED AND A CRACK WAS FOUND IN THE SPAR 117.75 INCHES FROM THE TIP END AND 4.50 INCHES FROM THE LEADING EDGE ON THE BOTTOM SIDE OF THE BLADE. CAUSE: UNKNOWN