As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
COPILOT WINDOW HAD LOUD WIND RUSH NOISE PASSING APPROX 4000 - 4500 FEET. LEVELED AT 5600 TO INSPECT. WINDOW APPEARED TO BE LEAKING EXCESSIVELY. RETURNED TO DFW. VERIFIED TORQUE. RESEALED AERODYNAMIC SEALANT IAW MM 56-11-0 AND MM SUPPLEMENT. APPLIED SPEED TAPE IAW E.A. 7-5610-26983.