As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AIRCRAFT RETURNED TO DFW DUE TO A YELLOW HYDRAULIC SYSTEM LOW PRESSURE ECAM AND THE LOSS OF THE YELLOW HYDRAULIC SYSTEM. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT LANDED SAFELY AT DFW WITHOUT FURTHER INCIDENT. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)