As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THAT THE BRAKES FELT "SPONGY" AND THAT THEY WERE NOT HOLDING WELL ON STATIC TAKEOFF. THE FLIGHT CONTINUED WITHOUT INCIDENT. MAINTENANCE PERFORMED OPERATIONAL CHECKS OF THE BRAKING SYSTEMS IAW AMM 32-49-03 AND 32-41-00. OPERATIONAL CHECKS WERE GOOD WITH NO FURTHER DEFECTS NOTED.