As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DAILY CLEANING OF HELICOPTER, PILOT NOTICED WHAT APPEARED TO BE A CRACK IN TH E T/R YOKE. AFTER REMOVING PAINT AND INSPECTING WITH A MAGNIFYING GLASS, A CRACK WAS DEFINITELY VISIBLE. CRACK STARTED AT CENTER LINE OF OUTBOARD BOLT HOLE, EXTENDIING TO OUTER END OF YOKE AND STARTING TO TRAVEL TO OTHER SIDE OF YOKE.