As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ORD FLT 6116 THE CREW REPORTED AT FL360 HAD A AIRSPEED MISCOMPARE OF 7 KNTS. INITIATED A SLOW DESCENT AND RECEIVED A HIGH SPEED BULLET WITH ASSOCIATED ROLL. DESCENDING THRU FL340 CAPTAINS AIRSPEED AND ALTITUDE WENT BLANK. ALL AIRSPEED AND ALTITUDE DATA RESTORED AS CREW CONTINUED THE SLOW DESCENT. THE AIRCRAFT DIVERTED INTO FSD AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE AIR DATA PROCESSOR UNIT. OPERATIONAL CHECKS WERE GOOD.