BLEEP BLOOP: I just saw an aircraft with callsign #THY12E (ICAO code #4BB149) flying at 311 kt at altitude 8875 feet MSL at coordinates 34.1725,-118.6494.

Southwest pilots would be jealous. Oh wait, was that Southwest?

https://globe.adsbexchange.com/?icao=4bb149
https://www.openstreetmap.org/?mlat=34.1725&mlon=-118.6494#map=15/34.1725/-118.6494