As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT DEPARTED BOEING FIELD WITH SNOW ON TAXIWAY AND RUNWAY. SNOW SLUSH ENTERED NOSE WHEEL WELL AND FROZE GEAR IN 'UP' POSITION. AIRCRAFT LANDED ON RUNWAY WITH MAINS DOWN AND NOSE GEAR UP. MODERATE DAMAGE TO NOSE CONE FROM RUNWAY CONTACT.