As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAS - ABORTED TAKEOFF - FLT 831 - DURING TAKEOFF, CAPTAINS AIRSPEED INDICATOR FLAGGED. REJECTED TAKEOFF AT 90 KNOTS. CREW RESET ADC NR 1 CIRCUIT BREAKER PER MAINTENANCE CONTROL. FLIGHT CONTINUED ON WITHOUT FURTHER INCIDENT. A FOLLOW UP HAS BEEN WRITTEN TO REMOVE AND REPLACE THE CAPTAIN'S AIRSPEED INDICATOR.