As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#2020, FLL-ORH. (AIRCRAFT PERFORMED AN AIR TURN BACK TO FLL) 'SIMILAR TO THE PREVIOUS WRITEUP DURING THE ACCELERATION CLIMB PACKS SOUNDED LIKE THEY WENT INTO ABNORMALLY HI SPEED MAKING COMMUNICATION DIFFICULT. TEMP INTO CABIN FROM PACKS WENT TO 15F-20F.' (SUPPLEMENTAL INFORMATION TO FOLLOW)