As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF CLIMB FIRST OFFICERS R2 WINDOW OPENED. RETURNED BACK TO RFD FOR A NORMAL LANDING(<P>CHECKED R2 WINDOW, RIGGING, TRACK AND LATCH WORKING PROPERLY. VISUALLY INSP INSIDE AND OUTSIDE NO ABNORMAL SIGN IAW AMM 56-11-02. WINDOW CLOSED AND LATCHED</P>)