As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*** WHILE AIRCRAFT WAS IN FOR HEAVY CHECK *** MAINTENANCE REPORTED A CRACK ON THE RT WING TIP FORWARD SPAR ATTACHMENT. MAINTENANCE REMOVED AND REPLACED THE RT WING TIP IAW AMM 57-30-00. AIRCRAFT IS CURRENTLY STILL OUT OF SERVICE FOR HEAVY CHECK COMPLETION.