As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAS - SMOKE - FLT - 198 - AIRCRAFT REJECTED TAKEOFF AT 30 KTS, DUE TO NR 2 ENGINE COMPRESSOR STALL. SMOKE IN THE CABIN. THE PILOT DECLARED AN EMERGENCY AND EMERGENCY EQUIPMENT WAS DISPATCHED. THE AIRCRAFT RETURNED TO THE GATE WITHOUT FURTHER INCIDENT.