As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNABLE TO MAINTAIN CABIN PRESSURE. EMERGENCY DECLARED. FOUND BROKEN AIR CONDITIONING DUCT. R/R I.A.W. AMM 21-23-08. OPS OK. PRESSURIZATION CHECK ACCOMPLISHED. ALL VALUE OK. PRESS 1-3 NEGATIVE. FOUND COUPLE OF DRAIN VALVE NOT CLOSING. CLEANED AND OPS CHECKED. LAST PRESSURIZATION CHECK ALL VALUE ABOVE THE MINIMUM LINE.