As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRIOR TO DEPARTURE, FIRST OFFICER'S R2 WINDOW DIFFICULT TO OPEN. UNLOCK HANDLE DOES NOT SEAT IN THE OPEN POSITION. SECURED ROLL PIN IN LOCK HANDLE AND SAFETIED PIN. OPERATIONAL CHECK SATISFACTORY IAW B767 AMM 56-11-00. NO ADDITIONAL FAULTS NOTED.