As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT WINDSHIELD CRACKED IN FLIGHT DURING CLIMB OUT. AIR RETURN TO IAD. AIRCRAFT REMOVED FROM SERVICE. R & R CA WINDSHIELD PER AMM 56-11-01 SEE LP 307033/1 FOR SEALANT CURE CHECK AND 307033/2 FOR OPS CHECK/LEAK CHECK OF WINDSHIELD HEAT P/N OFF:NP139321-13,S/N OFF:10293H5106 ; P/N ON:NP139321-17,S/N ON:20017H0070. MPM