As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW CREW REPORTED MASTER CAUTION & CAPTAIN`S AIRSPEED INDICATIONS. EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. ACFT REMOVED FROM SERVICE. FOUND DEBRIS INSIDE OF FIRST OFFICER`S & ALP PITOT TUBE. R & R EFFECTED PITOT PROBES & GASKETS. SYS GND CHECKED NORMAL OPERATION.